81530404

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{2957}}^1$

素因数の和:3135

約数の個数: 24

約数和(自身を含む): 146350008

約数和(自身を除く): 64819604

約数列:

[1, 2, 4, 61, 113, 122, 226, 244, 452, 2957, 5914, 6893, 11828, 13786, 27572, 180377, 334141, 360754, 668282, 721508, 1336564, 20382601, 40765202, 81530404]

約数ペア:

[(1, 81530404), (2, 40765202), (4, 20382601), (61, 1336564), (113, 721508), (122, 668282), (226, 360754), (244, 334141), (452, 180377), (2957, 27572), (5914, 13786), (6893, 11828)]