71698810

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{43987}}^1$

素因数の和:44157

約数の個数: 16

約数和(自身を含む): 129852576

約数和(自身を除く): 58153766

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 43987, 87974, 219935, 439870, 7169881, 14339762, 35849405, 71698810]

約数ペア:

[(1, 71698810), (2, 35849405), (5, 14339762), (10, 7169881), (163, 439870), (326, 219935), (815, 87974), (1630, 43987)]