20104704575

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{27730627}}^1$

素因数の和:27730666

約数の個数: 12

約数和(自身を含む): 25789484040

約数和(自身を除く): 5684779465

約数列:

[1, 5, 25, 29, 145, 725, 27730627, 138653135, 693265675, 804188183, 4020940915, 20104704575]

約数ペア:

[(1, 20104704575), (5, 4020940915), (25, 804188183), (29, 693265675), (145, 138653135), (725, 27730627)]