206532080

素因数分解:

$2^4\times 5^1\times {\mathrm{2581651}}^1$

素因数の和:2581664

約数の個数: 20

約数和(自身を含む): 480187272

約数和(自身を除く): 273655192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2581651, 5163302, 10326604, 12908255, 20653208, 25816510, 41306416, 51633020, 103266040, 206532080]

約数ペア:

[(1, 206532080), (2, 103266040), (4, 51633020), (5, 41306416), (8, 25816510), (10, 20653208), (16, 12908255), (20, 10326604), (40, 5163302), (80, 2581651)]