20172960875

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{3753109}}^1$

素因数の和:3753167

約数の個数: 16

約数和(自身を含む): 25761347040

約数和(自身を除く): 5588386165

約数列:

[1, 5, 25, 43, 125, 215, 1075, 5375, 3753109, 18765545, 93827725, 161383687, 469138625, 806918435, 4034592175, 20172960875]

約数ペア:

[(1, 20172960875), (5, 4034592175), (25, 806918435), (43, 469138625), (125, 161383687), (215, 93827725), (1075, 18765545), (5375, 3753109)]