20042375

素因数分解:

$5^3\times {\mathrm{109}}^1\times {\mathrm{1471}}^1$

素因数の和:1595

約数の個数: 16

約数和(自身を含む): 25259520

約数和(自身を除く): 5217145

約数列:

[1, 5, 25, 109, 125, 545, 1471, 2725, 7355, 13625, 36775, 160339, 183875, 801695, 4008475, 20042375]

約数ペア:

[(1, 20042375), (5, 4008475), (25, 801695), (109, 183875), (125, 160339), (545, 36775), (1471, 13625), (2725, 7355)]