64455128

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{19699}}^1$

素因数の和:20114

約数の個数: 16

約数和(自身を含む): 121155000

約数和(自身を除く): 56699872

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 19699, 39398, 78796, 157592, 8056891, 16113782, 32227564, 64455128]

約数ペア:

[(1, 64455128), (2, 32227564), (4, 16113782), (8, 8056891), (409, 157592), (818, 78796), (1636, 39398), (3272, 19699)]