81636864

素因数分解:

$2^9\times 3^1\times {\mathrm{53149}}^1$

素因数の和:53170

約数の個数: 40

約数和(自身を含む): 217489800

約数和(自身を除く): 135852936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 53149, 106298, 159447, 212596, 318894, 425192, 637788, 850384, 1275576, 1700768, 2551152, 3401536, 5102304, 6803072, 10204608, 13606144, 20409216, 27212288, 40818432, 81636864]

約数ペア:

[(1, 81636864), (2, 40818432), (3, 27212288), (4, 20409216), (6, 13606144), (8, 10204608), (12, 6803072), (16, 5102304), (24, 3401536), (32, 2551152), (48, 1700768), (64, 1275576), (96, 850384), (128, 637788), (192, 425192), (256, 318894), (384, 212596), (512, 159447), (768, 106298), (1536, 53149)]