51500740

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28933}}^1$

素因数の和:29031

約数の個数: 24

約数和(自身を含む): 109370520

約数和(自身を除く): 57869780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 28933, 57866, 115732, 144665, 289330, 578660, 2575037, 5150074, 10300148, 12875185, 25750370, 51500740]

約数ペア:

[(1, 51500740), (2, 25750370), (4, 12875185), (5, 10300148), (10, 5150074), (20, 2575037), (89, 578660), (178, 289330), (356, 144665), (445, 115732), (890, 57866), (1780, 28933)]