81426304

素因数分解:

$2^7\times {\mathrm{127}}^1\times {\mathrm{5009}}^1$

素因数の和:5150

約数の個数: 32

約数和(自身を含む): 163526400

約数和(自身を除く): 82100096

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 508, 1016, 2032, 4064, 5009, 8128, 10018, 16256, 20036, 40072, 80144, 160288, 320576, 636143, 641152, 1272286, 2544572, 5089144, 10178288, 20356576, 40713152, 81426304]

約数ペア:

[(1, 81426304), (2, 40713152), (4, 20356576), (8, 10178288), (16, 5089144), (32, 2544572), (64, 1272286), (127, 641152), (128, 636143), (254, 320576), (508, 160288), (1016, 80144), (2032, 40072), (4064, 20036), (5009, 16256), (8128, 10018)]