25666225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{523}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 34567232

約数和(自身を除く): 8901007

約数列:

[1, 5, 13, 25, 65, 151, 325, 523, 755, 1963, 2615, 3775, 6799, 9815, 13075, 33995, 49075, 78973, 169975, 394865, 1026649, 1974325, 5133245, 25666225]

約数ペア:

[(1, 25666225), (5, 5133245), (13, 1974325), (25, 1026649), (65, 394865), (151, 169975), (325, 78973), (523, 49075), (755, 33995), (1963, 13075), (2615, 9815), (3775, 6799)]