20213504625

素因数分解:

$3^1\times 5^3\times {\mathrm{1283}}^1\times {\mathrm{42013}}^1$

素因数の和:43314

約数の個数: 32

約数和(自身を含む): 33662289024

約数和(自身を除く): 13448784399

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 1283, 3849, 6415, 19245, 32075, 42013, 96225, 126039, 160375, 210065, 481125, 630195, 1050325, 3150975, 5251625, 15754875, 53902679, 161708037, 269513395, 808540185, 1347566975, 4042700925, 6737834875, 20213504625]

約数ペア:

[(1, 20213504625), (3, 6737834875), (5, 4042700925), (15, 1347566975), (25, 808540185), (75, 269513395), (125, 161708037), (375, 53902679), (1283, 15754875), (3849, 5251625), (6415, 3150975), (19245, 1050325), (32075, 630195), (42013, 481125), (96225, 210065), (126039, 160375)]