30257800

素因数分解:

$2^3\times 5^2\times {\mathrm{151289}}^1$

素因数の和:151305

約数の個数: 24

約数和(自身を含む): 70349850

約数和(自身を除く): 40092050

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 151289, 302578, 605156, 756445, 1210312, 1512890, 3025780, 3782225, 6051560, 7564450, 15128900, 30257800]

約数ペア:

[(1, 30257800), (2, 15128900), (4, 7564450), (5, 6051560), (8, 3782225), (10, 3025780), (20, 1512890), (25, 1210312), (40, 756445), (50, 605156), (100, 302578), (200, 151289)]