52198100

素因数分解:

$2^2\times 5^2\times {\mathrm{521981}}^1$

素因数の和:521995

約数の個数: 18

約数和(自身を含む): 113270094

約数和(自身を除く): 61071994

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 521981, 1043962, 2087924, 2609905, 5219810, 10439620, 13049525, 26099050, 52198100]

約数ペア:

[(1, 52198100), (2, 26099050), (4, 13049525), (5, 10439620), (10, 5219810), (20, 2609905), (25, 2087924), (50, 1043962), (100, 521981)]