80944865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{6473}}^1$

素因数の和:6580

約数の個数: 16

約数和(自身を含む): 101149776

約数和(自身を除く): 20204911

約数列:

[1, 5, 41, 61, 205, 305, 2501, 6473, 12505, 32365, 265393, 394853, 1326965, 1974265, 16188973, 80944865]

約数ペア:

[(1, 80944865), (5, 16188973), (41, 1974265), (61, 1326965), (205, 394853), (305, 265393), (2501, 32365), (6473, 12505)]