40551125

素因数分解:

$5^3\times {\mathrm{401}}^1\times {\mathrm{809}}^1$

素因数の和:1225

約数の個数: 16

約数和(自身を含む): 50796720

約数和(自身を除く): 10245595

約数列:

[1, 5, 25, 125, 401, 809, 2005, 4045, 10025, 20225, 50125, 101125, 324409, 1622045, 8110225, 40551125]

約数ペア:

[(1, 40551125), (5, 8110225), (25, 1622045), (125, 324409), (401, 101125), (809, 50125), (2005, 20225), (4045, 10025)]