81500864

素因数分解:

$2^6\times {\mathrm{131}}^1\times {\mathrm{9721}}^1$

素因数の和:9864

約数の個数: 28

約数和(自身を含む): 162979608

約数和(自身を除く): 81478744

約数列:

[1, 2, 4, 8, 16, 32, 64, 131, 262, 524, 1048, 2096, 4192, 8384, 9721, 19442, 38884, 77768, 155536, 311072, 622144, 1273451, 2546902, 5093804, 10187608, 20375216, 40750432, 81500864]

約数ペア:

[(1, 81500864), (2, 40750432), (4, 20375216), (8, 10187608), (16, 5093804), (32, 2546902), (64, 1273451), (131, 622144), (262, 311072), (524, 155536), (1048, 77768), (2096, 38884), (4192, 19442), (8384, 9721)]