81537164

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{1583}}^1$

素因数の和:1829

約数の個数: 24

約数和(自身を含む): 145474560

約数和(自身を除く): 63937396

約数列:

[1, 2, 4, 79, 158, 163, 316, 326, 652, 1583, 3166, 6332, 12877, 25754, 51508, 125057, 250114, 258029, 500228, 516058, 1032116, 20384291, 40768582, 81537164]

約数ペア:

[(1, 81537164), (2, 40768582), (4, 20384291), (79, 1032116), (158, 516058), (163, 500228), (316, 258029), (326, 250114), (652, 125057), (1583, 51508), (3166, 25754), (6332, 12877)]