64215868

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{25523}}^1$

素因数の和:25581

約数の個数: 24

約数和(自身を含む): 122208912

約数和(自身を除く): 57993044

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 25523, 51046, 102092, 433891, 867782, 944351, 1735564, 1888702, 3777404, 16053967, 32107934, 64215868]

約数ペア:

[(1, 64215868), (2, 32107934), (4, 16053967), (17, 3777404), (34, 1888702), (37, 1735564), (68, 944351), (74, 867782), (148, 433891), (629, 102092), (1258, 51046), (2516, 25523)]