80984458

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1\times {\mathrm{557}}^1$

素因数の和:1221

約数の個数: 16

約数和(自身を含む): 122804640

約数和(自身を除く): 41820182

約数列:

[1, 2, 139, 278, 523, 557, 1046, 1114, 72697, 77423, 145394, 154846, 291311, 582622, 40492229, 80984458]

約数ペア:

[(1, 80984458), (2, 40492229), (139, 582622), (278, 291311), (523, 154846), (557, 145394), (1046, 77423), (1114, 72697)]