80990418

素因数分解:

$2^1\times 3^1\times {\mathrm{2557}}^1\times {\mathrm{5279}}^1$

素因数の和:7841

約数の個数: 16

約数和(自身を含む): 162074880

約数和(自身を除く): 81084462

約数列:

[1, 2, 3, 6, 2557, 5114, 5279, 7671, 10558, 15342, 15837, 31674, 13498403, 26996806, 40495209, 80990418]

約数ペア:

[(1, 80990418), (2, 40495209), (3, 26996806), (6, 13498403), (2557, 31674), (5114, 15837), (5279, 15342), (7671, 10558)]