128566528

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{8233}}^1$

素因数の和:8310

約数の個数: 36

約数和(自身を含む): 260869588

約数和(自身を除く): 132303060

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1952, 3904, 7808, 8233, 15616, 16466, 32932, 65864, 131728, 263456, 502213, 526912, 1004426, 1053824, 2008852, 2107648, 4017704, 8035408, 16070816, 32141632, 64283264, 128566528]

約数ペア:

[(1, 128566528), (2, 64283264), (4, 32141632), (8, 16070816), (16, 8035408), (32, 4017704), (61, 2107648), (64, 2008852), (122, 1053824), (128, 1004426), (244, 526912), (256, 502213), (488, 263456), (976, 131728), (1952, 65864), (3904, 32932), (7808, 16466), (8233, 15616)]