66712405

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 81259200

約数和(自身を除く): 14546795

約数列:

[1, 5, 131, 179, 569, 655, 895, 2845, 23449, 74539, 101851, 117245, 372695, 509255, 13342481, 66712405]

約数ペア:

[(1, 66712405), (5, 13342481), (131, 509255), (179, 372695), (569, 117245), (655, 101851), (895, 74539), (2845, 23449)]