20156193625

素因数分解:

$5^3\times {\mathrm{1471}}^1\times {\mathrm{109619}}^1$

素因数の和:111105

約数の個数: 16

約数和(自身を含む): 25172259840

約数和(自身を除く): 5016066215

約数列:

[1, 5, 25, 125, 1471, 7355, 36775, 109619, 183875, 548095, 2740475, 13702375, 161249549, 806247745, 4031238725, 20156193625]

約数ペア:

[(1, 20156193625), (5, 4031238725), (25, 806247745), (125, 161249549), (1471, 13702375), (7355, 2740475), (36775, 548095), (109619, 183875)]