81025676

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{887}}^1$

素因数の和:1489

約数の個数: 24

約数和(自身を含む): 145678176

約数和(自身を除く): 64652500

約数列:

[1, 2, 4, 41, 82, 164, 557, 887, 1114, 1774, 2228, 3548, 22837, 36367, 45674, 72734, 91348, 145468, 494059, 988118, 1976236, 20256419, 40512838, 81025676]

約数ペア:

[(1, 81025676), (2, 40512838), (4, 20256419), (41, 1976236), (82, 988118), (164, 494059), (557, 145468), (887, 91348), (1114, 72734), (1774, 45674), (2228, 36367), (3548, 22837)]