56663125

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{5333}}^1$

素因数の和:5370

約数の個数: 20

約数和(自身を含む): 74985372

約数和(自身を除く): 18322247

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 2125, 5333, 10625, 26665, 90661, 133325, 453305, 666625, 2266525, 3333125, 11332625, 56663125]

約数ペア:

[(1, 56663125), (5, 11332625), (17, 3333125), (25, 2266525), (85, 666625), (125, 453305), (425, 133325), (625, 90661), (2125, 26665), (5333, 10625)]