99505520

素因数分解:

$2^4\times 5^1\times {\mathrm{1243819}}^1$

素因数の和:1243832

約数の個数: 20

約数和(自身を含む): 231350520

約数和(自身を除く): 131845000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1243819, 2487638, 4975276, 6219095, 9950552, 12438190, 19901104, 24876380, 49752760, 99505520]

約数ペア:

[(1, 99505520), (2, 49752760), (4, 24876380), (5, 19901104), (8, 12438190), (10, 9950552), (16, 6219095), (20, 4975276), (40, 2487638), (80, 1243819)]