128661656

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{7307}}^1$

素因数の和:7415

約数の個数: 32

約数和(自身を含む): 252564480

約数和(自身を除く): 123902824

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 7307, 8804, 14614, 17608, 29228, 58456, 226517, 453034, 518797, 906068, 1037594, 1812136, 2075188, 4150376, 16082707, 32165414, 64330828, 128661656]

約数ペア:

[(1, 128661656), (2, 64330828), (4, 32165414), (8, 16082707), (31, 4150376), (62, 2075188), (71, 1812136), (124, 1037594), (142, 906068), (248, 518797), (284, 453034), (568, 226517), (2201, 58456), (4402, 29228), (7307, 17608), (8804, 14614)]