80109655

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{1997}}^1$

素因数の和:2186

約数の個数: 16

約数和(自身を含む): 98397504

約数和(自身を除く): 18287849

約数列:

[1, 5, 71, 113, 355, 565, 1997, 8023, 9985, 40115, 141787, 225661, 708935, 1128305, 16021931, 80109655]

約数ペア:

[(1, 80109655), (5, 16021931), (71, 1128305), (113, 708935), (355, 225661), (565, 141787), (1997, 40115), (8023, 9985)]