20161540400

素因数分解:

$2^4\times 5^2\times {\mathrm{50403851}}^1$

素因数の和:50403869

約数の個数: 30

約数和(自身を含む): 48438101772

約数和(自身を除く): 28276561372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 50403851, 100807702, 201615404, 252019255, 403230808, 504038510, 806461616, 1008077020, 1260096275, 2016154040, 2520192550, 4032308080, 5040385100, 10080770200, 20161540400]

約数ペア:

[(1, 20161540400), (2, 10080770200), (4, 5040385100), (5, 4032308080), (8, 2520192550), (10, 2016154040), (16, 1260096275), (20, 1008077020), (25, 806461616), (40, 504038510), (50, 403230808), (80, 252019255), (100, 201615404), (200, 100807702), (400, 50403851)]