13215100

素因数分解:

$2^2\times 5^2\times {\mathrm{132151}}^1$

素因数の和:132165

約数の個数: 18

約数和(自身を含む): 28676984

約数和(自身を除く): 15461884

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 132151, 264302, 528604, 660755, 1321510, 2643020, 3303775, 6607550, 13215100]

約数ペア:

[(1, 13215100), (2, 6607550), (4, 3303775), (5, 2643020), (10, 1321510), (20, 660755), (25, 528604), (50, 264302), (100, 132151)]