12661100

素因数分解:

$2^2\times 5^2\times {\mathrm{126611}}^1$

素因数の和:126625

約数の個数: 18

約数和(自身を含む): 27474804

約数和(自身を除く): 14813704

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 126611, 253222, 506444, 633055, 1266110, 2532220, 3165275, 6330550, 12661100]

約数ペア:

[(1, 12661100), (2, 6330550), (4, 3165275), (5, 2532220), (10, 1266110), (20, 633055), (25, 506444), (50, 253222), (100, 126611)]