80332475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1291}}^1$

素因数の和:1451

約数の個数: 24

約数和(自身を含む): 105737280

約数和(自身を除く): 25404805

約数列:

[1, 5, 19, 25, 95, 131, 475, 655, 1291, 2489, 3275, 6455, 12445, 24529, 32275, 62225, 122645, 169121, 613225, 845605, 3213299, 4228025, 16066495, 80332475]

約数ペア:

[(1, 80332475), (5, 16066495), (19, 4228025), (25, 3213299), (95, 845605), (131, 613225), (475, 169121), (655, 122645), (1291, 62225), (2489, 32275), (3275, 24529), (6455, 12445)]