70745260

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{21701}}^1$

素因数の和:21873

約数の個数: 24

約数和(自身を含む): 149483376

約数和(自身を除く): 78738116

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 21701, 43402, 86804, 108505, 217010, 434020, 3537263, 7074526, 14149052, 17686315, 35372630, 70745260]

約数ペア:

[(1, 70745260), (2, 35372630), (4, 17686315), (5, 14149052), (10, 7074526), (20, 3537263), (163, 434020), (326, 217010), (652, 108505), (815, 86804), (1630, 43402), (3260, 21701)]