80871802

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{2551}}^1$

素因数の和:2706

約数の個数: 24

約数和(自身を含む): 134408736

約数和(自身を除く): 53536934

約数列:

[1, 2, 11, 22, 121, 131, 242, 262, 1441, 2551, 2882, 5102, 15851, 28061, 31702, 56122, 308671, 334181, 617342, 668362, 3675991, 7351982, 40435901, 80871802]

約数ペア:

[(1, 80871802), (2, 40435901), (11, 7351982), (22, 3675991), (121, 668362), (131, 617342), (242, 334181), (262, 308671), (1441, 56122), (2551, 31702), (2882, 28061), (5102, 15851)]