80996900

素因数分解:

$2^2\times 5^2\times {\mathrm{367}}^1\times {\mathrm{2207}}^1$

素因数の和:2588

約数の個数: 36

約数和(自身を含む): 176322048

約数和(自身を除く): 95325148

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 367, 734, 1468, 1835, 2207, 3670, 4414, 7340, 8828, 9175, 11035, 18350, 22070, 36700, 44140, 55175, 110350, 220700, 809969, 1619938, 3239876, 4049845, 8099690, 16199380, 20249225, 40498450, 80996900]

約数ペア:

[(1, 80996900), (2, 40498450), (4, 20249225), (5, 16199380), (10, 8099690), (20, 4049845), (25, 3239876), (50, 1619938), (100, 809969), (367, 220700), (734, 110350), (1468, 55175), (1835, 44140), (2207, 36700), (3670, 22070), (4414, 18350), (7340, 11035), (8828, 9175)]