280175675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27809}}^1$

素因数の和:27863

約数の個数: 24

約数和(自身を含む): 386225280

約数和(自身を除く): 106049605

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 27809, 139045, 361517, 695225, 862079, 1807585, 4310395, 9037925, 11207027, 21551975, 56035135, 280175675]

約数ペア:

[(1, 280175675), (5, 56035135), (13, 21551975), (25, 11207027), (31, 9037925), (65, 4310395), (155, 1807585), (325, 862079), (403, 695225), (775, 361517), (2015, 139045), (10075, 27809)]