25102375

素因数分解:

$5^3\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:915

約数の個数: 16

約数和(自身を含む): 31468320

約数和(自身を除く): 6365945

約数列:

[1, 5, 25, 125, 409, 491, 2045, 2455, 10225, 12275, 51125, 61375, 200819, 1004095, 5020475, 25102375]

約数ペア:

[(1, 25102375), (5, 5020475), (25, 1004095), (125, 200819), (409, 61375), (491, 51125), (2045, 12275), (2455, 10225)]