149445080

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{27271}}^1$

素因数の和:27419

約数の個数: 32

約数和(自身を含む): 338718240

約数和(自身を除く): 189273160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 27271, 54542, 109084, 136355, 218168, 272710, 545420, 1090840, 3736127, 7472254, 14944508, 18680635, 29889016, 37361270, 74722540, 149445080]

約数ペア:

[(1, 149445080), (2, 74722540), (4, 37361270), (5, 29889016), (8, 18680635), (10, 14944508), (20, 7472254), (40, 3736127), (137, 1090840), (274, 545420), (548, 272710), (685, 218168), (1096, 136355), (1370, 109084), (2740, 54542), (5480, 27271)]