12497875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{7691}}^1$

素因数の和:7719

約数の個数: 16

約数和(自身を含む): 16799328

約数和(自身を除く): 4301453

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 7691, 38455, 99983, 192275, 499915, 961375, 2499575, 12497875]

約数ペア:

[(1, 12497875), (5, 2499575), (13, 961375), (25, 499915), (65, 192275), (125, 99983), (325, 38455), (1625, 7691)]