77216080

素因数分解:

$2^4\times 5^1\times {\mathrm{965201}}^1$

素因数の和:965214

約数の個数: 20

約数和(自身を含む): 179527572

約数和(自身を除く): 102311492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 965201, 1930402, 3860804, 4826005, 7721608, 9652010, 15443216, 19304020, 38608040, 77216080]

約数ペア:

[(1, 77216080), (2, 38608040), (4, 19304020), (5, 15443216), (8, 9652010), (10, 7721608), (16, 4826005), (20, 3860804), (40, 1930402), (80, 965201)]