127942700

素因数分解:

$2^2\times 5^2\times {\mathrm{1279427}}^1$

素因数の和:1279441

約数の個数: 18

約数和(自身を含む): 277635876

約数和(自身を除く): 149693176

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1279427, 2558854, 5117708, 6397135, 12794270, 25588540, 31985675, 63971350, 127942700]

約数ペア:

[(1, 127942700), (2, 63971350), (4, 31985675), (5, 25588540), (10, 12794270), (20, 6397135), (25, 5117708), (50, 2558854), (100, 1279427)]