69408025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{829}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 91701720

約数和(自身を除く): 22293695

約数列:

[1, 5, 17, 25, 85, 197, 425, 829, 985, 3349, 4145, 4925, 14093, 16745, 20725, 70465, 83725, 163313, 352325, 816565, 2776321, 4082825, 13881605, 69408025]

約数ペア:

[(1, 69408025), (5, 13881605), (17, 4082825), (25, 2776321), (85, 816565), (197, 352325), (425, 163313), (829, 83725), (985, 70465), (3349, 20725), (4145, 16745), (4925, 14093)]