15128900

素因数分解:

$2^2\times 5^2\times {\mathrm{151289}}^1$

素因数の和:151303

約数の個数: 18

約数和(自身を含む): 32829930

約数和(自身を除く): 17701030

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 151289, 302578, 605156, 756445, 1512890, 3025780, 3782225, 7564450, 15128900]

約数ペア:

[(1, 15128900), (2, 7564450), (4, 3782225), (5, 3025780), (10, 1512890), (20, 756445), (25, 605156), (50, 302578), (100, 151289)]