15128825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 19873728

約数和(自身を除く): 4744903

約数列:

[1, 5, 23, 25, 83, 115, 317, 415, 575, 1585, 1909, 2075, 7291, 7925, 9545, 26311, 36455, 47725, 131555, 182275, 605153, 657775, 3025765, 15128825]

約数ペア:

[(1, 15128825), (5, 3025765), (23, 657775), (25, 605153), (83, 182275), (115, 131555), (317, 47725), (415, 36455), (575, 26311), (1585, 9545), (1909, 7925), (2075, 7291)]