20584422475

素因数分解:

$5^2\times {\mathrm{12479}}^1\times {\mathrm{65981}}^1$

素因数の和:78470

約数の個数: 12

約数和(自身を含む): 25527116160

約数和(自身を除く): 4942693685

約数列:

[1, 5, 25, 12479, 62395, 65981, 311975, 329905, 1649525, 823376899, 4116884495, 20584422475]

約数ペア:

[(1, 20584422475), (5, 4116884495), (25, 823376899), (12479, 1649525), (62395, 329905), (65981, 311975)]