20575125

素因数分解:

$3^2\times 5^3\times {\mathrm{18289}}^1$

素因数の和:18310

約数の個数: 24

約数和(自身を含む): 37092120

約数和(自身を除く): 16516995

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 18289, 54867, 91445, 164601, 274335, 457225, 823005, 1371675, 2286125, 4115025, 6858375, 20575125]

約数ペア:

[(1, 20575125), (3, 6858375), (5, 4115025), (9, 2286125), (15, 1371675), (25, 823005), (45, 457225), (75, 274335), (125, 164601), (225, 91445), (375, 54867), (1125, 18289)]