80615216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{4447}}^1$

素因数の和:4569

約数の個数: 40

約数和(自身を含む): 172084224

約数和(自身を除く): 91469008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 103, 176, 206, 412, 824, 1133, 1648, 2266, 4447, 4532, 8894, 9064, 17788, 18128, 35576, 48917, 71152, 97834, 195668, 391336, 458041, 782672, 916082, 1832164, 3664328, 5038451, 7328656, 10076902, 20153804, 40307608, 80615216]

約数ペア:

[(1, 80615216), (2, 40307608), (4, 20153804), (8, 10076902), (11, 7328656), (16, 5038451), (22, 3664328), (44, 1832164), (88, 916082), (103, 782672), (176, 458041), (206, 391336), (412, 195668), (824, 97834), (1133, 71152), (1648, 48917), (2266, 35576), (4447, 18128), (4532, 17788), (8894, 9064)]