2791625

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1009

約数の個数: 16

約数和(自身を含む): 3639168

約数和(自身を除く): 847543

約数列:

[1, 5, 23, 25, 115, 125, 575, 971, 2875, 4855, 22333, 24275, 111665, 121375, 558325, 2791625]

約数ペア:

[(1, 2791625), (5, 558325), (23, 121375), (25, 111665), (115, 24275), (125, 22333), (575, 4855), (971, 2875)]