291255575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{6841}}^1$

素因数の和:6995

約数の個数: 24

約数和(自身を含む): 391964496

約数和(自身を除く): 100708921

約数列:

[1, 5, 13, 25, 65, 131, 325, 655, 1703, 3275, 6841, 8515, 34205, 42575, 88933, 171025, 444665, 896171, 2223325, 4480855, 11650223, 22404275, 58251115, 291255575]

約数ペア:

[(1, 291255575), (5, 58251115), (13, 22404275), (25, 11650223), (65, 4480855), (131, 2223325), (325, 896171), (655, 444665), (1703, 171025), (3275, 88933), (6841, 42575), (8515, 34205)]