29123351680

素因数分解:

$2^7\times 5^1\times {\mathrm{45505237}}^1$

素因数の和:45505256

約数の個数: 32

約数和(自身を含む): 69623014140

約数和(自身を除く): 40499662460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 45505237, 91010474, 182020948, 227526185, 364041896, 455052370, 728083792, 910104740, 1456167584, 1820209480, 2912335168, 3640418960, 5824670336, 7280837920, 14561675840, 29123351680]

約数ペア:

[(1, 29123351680), (2, 14561675840), (4, 7280837920), (5, 5824670336), (8, 3640418960), (10, 2912335168), (16, 1820209480), (20, 1456167584), (32, 910104740), (40, 728083792), (64, 455052370), (80, 364041896), (128, 227526185), (160, 182020948), (320, 91010474), (640, 45505237)]