12494800

素因数分解:

$2^4\times 5^2\times {\mathrm{31237}}^1$

素因数の和:31255

約数の個数: 30

約数和(自身を含む): 30019718

約数和(自身を除く): 17524918

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 31237, 62474, 124948, 156185, 249896, 312370, 499792, 624740, 780925, 1249480, 1561850, 2498960, 3123700, 6247400, 12494800]

約数ペア:

[(1, 12494800), (2, 6247400), (4, 3123700), (5, 2498960), (8, 1561850), (10, 1249480), (16, 780925), (20, 624740), (25, 499792), (40, 312370), (50, 249896), (80, 156185), (100, 124948), (200, 62474), (400, 31237)]