164008904

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{77951}}^1$

素因数の和:78220

約数の個数: 16

約数和(自身を含む): 308689920

約数和(自身を除く): 144681016

約数列:

[1, 2, 4, 8, 263, 526, 1052, 2104, 77951, 155902, 311804, 623608, 20501113, 41002226, 82004452, 164008904]

約数ペア:

[(1, 164008904), (2, 82004452), (4, 41002226), (8, 20501113), (263, 623608), (526, 311804), (1052, 155902), (2104, 77951)]