85090175

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 108475200

約数和(自身を除く): 23385025

約数列:

[1, 5, 25, 53, 149, 265, 431, 745, 1325, 2155, 3725, 7897, 10775, 22843, 39485, 64219, 114215, 197425, 321095, 571075, 1605475, 3403607, 17018035, 85090175]

約数ペア:

[(1, 85090175), (5, 17018035), (25, 3403607), (53, 1605475), (149, 571075), (265, 321095), (431, 197425), (745, 114215), (1325, 64219), (2155, 39485), (3725, 22843), (7897, 10775)]