66451645

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4139}}^1$

素因数の和:4189

約数の個数: 24

約数和(自身を含む): 90914400

約数和(自身を除く): 24462755

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 845, 1235, 3211, 4139, 16055, 20695, 53807, 78641, 269035, 393205, 699491, 1022333, 3497455, 5111665, 13290329, 66451645]

約数ペア:

[(1, 66451645), (5, 13290329), (13, 5111665), (19, 3497455), (65, 1022333), (95, 699491), (169, 393205), (247, 269035), (845, 78641), (1235, 53807), (3211, 20695), (4139, 16055)]