18400125

素因数分解:

$3^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 30925440

約数和(自身を除く): 12525315

約数列:

[1, 3, 5, 15, 25, 75, 125, 139, 353, 375, 417, 695, 1059, 1765, 2085, 3475, 5295, 8825, 10425, 17375, 26475, 44125, 49067, 52125, 132375, 147201, 245335, 736005, 1226675, 3680025, 6133375, 18400125]

約数ペア:

[(1, 18400125), (3, 6133375), (5, 3680025), (15, 1226675), (25, 736005), (75, 245335), (125, 147201), (139, 132375), (353, 52125), (375, 49067), (417, 44125), (695, 26475), (1059, 17375), (1765, 10425), (2085, 8825), (3475, 5295)]