77928080

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{6451}}^1$

素因数の和:6615

約数の個数: 40

約数和(自身を含む): 182410944

約数和(自身を除く): 104482864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 6451, 12080, 12902, 25804, 32255, 51608, 64510, 103216, 129020, 258040, 516080, 974101, 1948202, 3896404, 4870505, 7792808, 9741010, 15585616, 19482020, 38964040, 77928080]

約数ペア:

[(1, 77928080), (2, 38964040), (4, 19482020), (5, 15585616), (8, 9741010), (10, 7792808), (16, 4870505), (20, 3896404), (40, 1948202), (80, 974101), (151, 516080), (302, 258040), (604, 129020), (755, 103216), (1208, 64510), (1510, 51608), (2416, 32255), (3020, 25804), (6040, 12902), (6451, 12080)]