248775125

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{28031}}^1$

素因数の和:28117

約数の個数: 16

約数和(自身を含む): 314855424

約数和(自身を除く): 66080299

約数列:

[1, 5, 25, 71, 125, 355, 1775, 8875, 28031, 140155, 700775, 1990201, 3503875, 9951005, 49755025, 248775125]

約数ペア:

[(1, 248775125), (5, 49755025), (25, 9951005), (71, 3503875), (125, 1990201), (355, 700775), (1775, 140155), (8875, 28031)]