80108518

素因数分解:

$2^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{6451}}^1$

素因数の和:7347

約数の個数: 16

約数和(自身を含む): 137505024

約数和(自身を除く): 57396506

約数列:

[1, 2, 7, 14, 887, 1774, 6209, 6451, 12418, 12902, 45157, 90314, 5722037, 11444074, 40054259, 80108518]

約数ペア:

[(1, 80108518), (2, 40054259), (7, 11444074), (14, 5722037), (887, 90314), (1774, 45157), (6209, 12902), (6451, 12418)]