81677824

素因数分解:

$2^9\times {\mathrm{67}}^1\times {\mathrm{2381}}^1$

素因数の和:2466

約数の個数: 40

約数和(自身を含む): 165701448

約数和(自身を除く): 84023624

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 256, 268, 512, 536, 1072, 2144, 2381, 4288, 4762, 8576, 9524, 17152, 19048, 34304, 38096, 76192, 152384, 159527, 304768, 319054, 609536, 638108, 1219072, 1276216, 2552432, 5104864, 10209728, 20419456, 40838912, 81677824]

約数ペア:

[(1, 81677824), (2, 40838912), (4, 20419456), (8, 10209728), (16, 5104864), (32, 2552432), (64, 1276216), (67, 1219072), (128, 638108), (134, 609536), (256, 319054), (268, 304768), (512, 159527), (536, 152384), (1072, 76192), (2144, 38096), (2381, 34304), (4288, 19048), (4762, 17152), (8576, 9524)]