61605520

素因数分解:

$2^4\times 5^1\times {\mathrm{770069}}^1$

素因数の和:770082

約数の個数: 20

約数和(自身を含む): 143233020

約数和(自身を除く): 81627500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 770069, 1540138, 3080276, 3850345, 6160552, 7700690, 12321104, 15401380, 30802760, 61605520]

約数ペア:

[(1, 61605520), (2, 30802760), (4, 15401380), (5, 12321104), (8, 7700690), (10, 6160552), (16, 3850345), (20, 3080276), (40, 1540138), (80, 770069)]