57221375

素因数分解:

$5^3\times {\mathrm{229}}^1\times {\mathrm{1999}}^1$

素因数の和:2243

約数の個数: 16

約数和(自身を含む): 71760000

約数和(自身を除く): 14538625

約数列:

[1, 5, 25, 125, 229, 1145, 1999, 5725, 9995, 28625, 49975, 249875, 457771, 2288855, 11444275, 57221375]

約数ペア:

[(1, 57221375), (5, 11444275), (25, 2288855), (125, 457771), (229, 249875), (1145, 49975), (1999, 28625), (5725, 9995)]