20881567325

素因数分解:

$5^2\times {\mathrm{163}}^1\times {\mathrm{877}}^1\times {\mathrm{5843}}^1$

素因数の和:6893

約数の個数: 24

約数和(自身を含む): 26086166688

約数和(自身を除く): 5204599363

約数列:

[1, 5, 25, 163, 815, 877, 4075, 4385, 5843, 21925, 29215, 142951, 146075, 714755, 952409, 3573775, 4762045, 5124311, 23810225, 25621555, 128107775, 835262693, 4176313465, 20881567325]

約数ペア:

[(1, 20881567325), (5, 4176313465), (25, 835262693), (163, 128107775), (815, 25621555), (877, 23810225), (4075, 5124311), (4385, 4762045), (5843, 3573775), (21925, 952409), (29215, 714755), (142951, 146075)]