75221680

素因数分解:

$2^4\times 5^1\times {\mathrm{940271}}^1$

素因数の和:940284

約数の個数: 20

約数和(自身を含む): 174890592

約数和(自身を除く): 99668912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 940271, 1880542, 3761084, 4701355, 7522168, 9402710, 15044336, 18805420, 37610840, 75221680]

約数ペア:

[(1, 75221680), (2, 37610840), (4, 18805420), (5, 15044336), (8, 9402710), (10, 7522168), (16, 4701355), (20, 3761084), (40, 1880542), (80, 940271)]