12856600

素因数分解:

$2^3\times 5^2\times {\mathrm{64283}}^1$

素因数の和:64299

約数の個数: 24

約数和(自身を含む): 29892060

約数和(自身を除く): 17035460

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 64283, 128566, 257132, 321415, 514264, 642830, 1285660, 1607075, 2571320, 3214150, 6428300, 12856600]

約数ペア:

[(1, 12856600), (2, 6428300), (4, 3214150), (5, 2571320), (8, 1607075), (10, 1285660), (20, 642830), (25, 514264), (40, 321415), (50, 257132), (100, 128566), (200, 64283)]