205121168

素因数分解:

$2^4\times 7^1\times {\mathrm{563}}^1\times {\mathrm{3253}}^1$

素因数の和:3831

約数の個数: 40

約数和(自身を含む): 455143488

約数和(自身を除く): 250022320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 563, 1126, 2252, 3253, 3941, 4504, 6506, 7882, 9008, 13012, 15764, 22771, 26024, 31528, 45542, 52048, 63056, 91084, 182168, 364336, 1831439, 3662878, 7325756, 12820073, 14651512, 25640146, 29303024, 51280292, 102560584, 205121168]

約数ペア:

[(1, 205121168), (2, 102560584), (4, 51280292), (7, 29303024), (8, 25640146), (14, 14651512), (16, 12820073), (28, 7325756), (56, 3662878), (112, 1831439), (563, 364336), (1126, 182168), (2252, 91084), (3253, 63056), (3941, 52048), (4504, 45542), (6506, 31528), (7882, 26024), (9008, 22771), (13012, 15764)]