Submission #14944808

Source Code Expand

N = int(input())

s=k=0;n=N
while k<n:
	k += 1
	n = N//k
	s += k*n*(n+1)
knn = k*n*(n+1)//2
s -= (k+1)*knn//2
if n<k:
	s -= knn

print(s)

Submission Info

Submission Time
Task D - Sum of Divisors
User ds14050
Language Python (3.8.2)
Score 400
Code Size 151 Byte
Status AC
Exec Time 26 ms
Memory 9148 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 400 / 400
Status
AC × 3
AC × 20
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All hand_01.txt, random_01.txt, random_02.txt, random_03.txt, random_04.txt, random_05.txt, random_06.txt, random_07.txt, random_08.txt, random_09.txt, random_10.txt, sample_01.txt, sample_02.txt, sample_03.txt, sq_01.txt, sq_02.txt, sq_03.txt, sq_04.txt, sq_05.txt, sq_06.txt
Case Name Status Exec Time Memory
hand_01.txt AC 18 ms 8980 KiB
random_01.txt AC 25 ms 8916 KiB
random_02.txt AC 26 ms 8972 KiB
random_03.txt AC 23 ms 8860 KiB
random_04.txt AC 26 ms 8864 KiB
random_05.txt AC 23 ms 8856 KiB
random_06.txt AC 22 ms 8856 KiB
random_07.txt AC 24 ms 8848 KiB
random_08.txt AC 17 ms 9044 KiB
random_09.txt AC 26 ms 8860 KiB
random_10.txt AC 25 ms 8968 KiB
sample_01.txt AC 22 ms 8852 KiB
sample_02.txt AC 24 ms 8872 KiB
sample_03.txt AC 26 ms 9148 KiB
sq_01.txt AC 20 ms 9028 KiB
sq_02.txt AC 23 ms 8856 KiB
sq_03.txt AC 20 ms 8968 KiB
sq_04.txt AC 25 ms 8856 KiB
sq_05.txt AC 24 ms 8856 KiB
sq_06.txt AC 26 ms 9016 KiB