204328770040

素因数分解:

$2^3\times 5^1\times {\mathrm{5108219251}}^1$

素因数の和:5108219262

約数の個数: 16

約数和(自身を含む): 459739732680

約数和(自身を除く): 255410962640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5108219251, 10216438502, 20432877004, 25541096255, 40865754008, 51082192510, 102164385020, 204328770040]

約数ペア:

[(1, 204328770040), (2, 102164385020), (4, 51082192510), (5, 40865754008), (8, 25541096255), (10, 20432877004), (20, 10216438502), (40, 5108219251)]