64166644

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{809}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 114307200

約数和(自身を除く): 50140556

約数列:

[1, 2, 4, 79, 158, 251, 316, 502, 809, 1004, 1618, 3236, 19829, 39658, 63911, 79316, 127822, 203059, 255644, 406118, 812236, 16041661, 32083322, 64166644]

約数ペア:

[(1, 64166644), (2, 32083322), (4, 16041661), (79, 812236), (158, 406118), (251, 255644), (316, 203059), (502, 127822), (809, 79316), (1004, 63911), (1618, 39658), (3236, 19829)]