77809120

素因数分解:

$2^5\times 5^1\times {\mathrm{486307}}^1$

素因数の和:486322

約数の個数: 24

約数和(自身を含む): 183824424

約数和(自身を除く): 106015304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 486307, 972614, 1945228, 2431535, 3890456, 4863070, 7780912, 9726140, 15561824, 19452280, 38904560, 77809120]

約数ペア:

[(1, 77809120), (2, 38904560), (4, 19452280), (5, 15561824), (8, 9726140), (10, 7780912), (16, 4863070), (20, 3890456), (32, 2431535), (40, 1945228), (80, 972614), (160, 486307)]