51388125

素因数分解:

$3^1\times 5^4\times {\mathrm{27407}}^1$

素因数の和:27430

約数の個数: 20

約数和(自身を含む): 85622592

約数和(自身を除く): 34234467

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 27407, 82221, 137035, 411105, 685175, 2055525, 3425875, 10277625, 17129375, 51388125]

約数ペア:

[(1, 51388125), (3, 17129375), (5, 10277625), (15, 3425875), (25, 2055525), (75, 685175), (125, 411105), (375, 137035), (625, 82221), (1875, 27407)]