70275820

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{21557}}^1$

素因数の和:21729

約数の個数: 24

約数和(自身を含む): 148491504

約数和(自身を除く): 78215684

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 21557, 43114, 86228, 107785, 215570, 431140, 3513791, 7027582, 14055164, 17568955, 35137910, 70275820]

約数ペア:

[(1, 70275820), (2, 35137910), (4, 17568955), (5, 14055164), (10, 7027582), (20, 3513791), (163, 431140), (326, 215570), (652, 107785), (815, 86228), (1630, 43114), (3260, 21557)]