25140400

素因数分解:

$2^4\times 5^2\times {\mathrm{62851}}^1$

素因数の和:62869

約数の個数: 30

約数和(自身を含む): 60400772

約数和(自身を除く): 35260372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 62851, 125702, 251404, 314255, 502808, 628510, 1005616, 1257020, 1571275, 2514040, 3142550, 5028080, 6285100, 12570200, 25140400]

約数ペア:

[(1, 25140400), (2, 12570200), (4, 6285100), (5, 5028080), (8, 3142550), (10, 2514040), (16, 1571275), (20, 1257020), (25, 1005616), (40, 628510), (50, 502808), (80, 314255), (100, 251404), (200, 125702), (400, 62851)]