80499990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{4349}}^1$

素因数の和:4976

約数の個数: 32

約数和(自身を含む): 193557600

約数和(自身を除く): 113057610

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 617, 1234, 1851, 3085, 3702, 4349, 6170, 8698, 9255, 13047, 18510, 21745, 26094, 43490, 65235, 130470, 2683333, 5366666, 8049999, 13416665, 16099998, 26833330, 40249995, 80499990]

約数ペア:

[(1, 80499990), (2, 40249995), (3, 26833330), (5, 16099998), (6, 13416665), (10, 8049999), (15, 5366666), (30, 2683333), (617, 130470), (1234, 65235), (1851, 43490), (3085, 26094), (3702, 21745), (4349, 18510), (6170, 13047), (8698, 9255)]