20859562225

素因数分解:

$5^2\times {\mathrm{14411}}^1\times {\mathrm{57899}}^1$

素因数の和:72320

約数の個数: 12

約数和(自身を含む): 25868098800

約数和(自身を除く): 5008536575

約数列:

[1, 5, 25, 14411, 57899, 72055, 289495, 360275, 1447475, 834382489, 4171912445, 20859562225]

約数ペア:

[(1, 20859562225), (5, 4171912445), (25, 834382489), (14411, 1447475), (57899, 360275), (72055, 289495)]