77091220

素因数分解:

$2^2\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{2551}}^1$

素因数の和:4071

約数の個数: 24

約数和(自身を含む): 162062208

約数和(自身を除く): 84970988

約数列:

[1, 2, 4, 5, 10, 20, 1511, 2551, 3022, 5102, 6044, 7555, 10204, 12755, 15110, 25510, 30220, 51020, 3854561, 7709122, 15418244, 19272805, 38545610, 77091220]

約数ペア:

[(1, 77091220), (2, 38545610), (4, 19272805), (5, 15418244), (10, 7709122), (20, 3854561), (1511, 51020), (2551, 30220), (3022, 25510), (5102, 15110), (6044, 12755), (7555, 10204)]