66715025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1567}}^1$

素因数の和:1721

約数の個数: 24

約数和(自身を含む): 89827584

約数和(自身を除く): 23112559

約数列:

[1, 5, 13, 25, 65, 131, 325, 655, 1567, 1703, 3275, 7835, 8515, 20371, 39175, 42575, 101855, 205277, 509275, 1026385, 2668601, 5131925, 13343005, 66715025]

約数ペア:

[(1, 66715025), (5, 13343005), (13, 5131925), (25, 2668601), (65, 1026385), (131, 509275), (325, 205277), (655, 101855), (1567, 42575), (1703, 39175), (3275, 20371), (7835, 8515)]