2021631025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{11261}}^1$

素因数の和:11481

約数の個数: 24

約数和(自身を含む): 2580709824

約数和(自身を除く): 559078799

約数列:

[1, 5, 25, 43, 167, 215, 835, 1075, 4175, 7181, 11261, 35905, 56305, 179525, 281525, 484223, 1880587, 2421115, 9402935, 12105575, 47014675, 80865241, 404326205, 2021631025]

約数ペア:

[(1, 2021631025), (5, 404326205), (25, 80865241), (43, 47014675), (167, 12105575), (215, 9402935), (835, 2421115), (1075, 1880587), (4175, 484223), (7181, 281525), (11261, 179525), (35905, 56305)]