81309824

素因数分解:

$2^7\times {\mathrm{439}}^1\times {\mathrm{1447}}^1$

素因数の和:1900

約数の個数: 32

約数和(自身を含む): 162465600

約数和(自身を除く): 81155776

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 439, 878, 1447, 1756, 2894, 3512, 5788, 7024, 11576, 14048, 23152, 28096, 46304, 56192, 92608, 185216, 635233, 1270466, 2540932, 5081864, 10163728, 20327456, 40654912, 81309824]

約数ペア:

[(1, 81309824), (2, 40654912), (4, 20327456), (8, 10163728), (16, 5081864), (32, 2540932), (64, 1270466), (128, 635233), (439, 185216), (878, 92608), (1447, 56192), (1756, 46304), (2894, 28096), (3512, 23152), (5788, 14048), (7024, 11576)]