42871025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{677}}^1$

素因数の和:853

約数の個数: 24

約数和(自身を含む): 56748600

約数和(自身を除く): 13877575

約数列:

[1, 5, 17, 25, 85, 149, 425, 677, 745, 2533, 3385, 3725, 11509, 12665, 16925, 57545, 63325, 100873, 287725, 504365, 1714841, 2521825, 8574205, 42871025]

約数ペア:

[(1, 42871025), (5, 8574205), (17, 2521825), (25, 1714841), (85, 504365), (149, 287725), (425, 100873), (677, 63325), (745, 57545), (2533, 16925), (3385, 12665), (3725, 11509)]