81929728

素因数分解:

$2^9\times {\mathrm{160019}}^1$

素因数の和:160037

約数の個数: 20

約数和(自身を含む): 163700460

約数和(自身を除く): 81770732

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 160019, 320038, 640076, 1280152, 2560304, 5120608, 10241216, 20482432, 40964864, 81929728]

約数ペア:

[(1, 81929728), (2, 40964864), (4, 20482432), (8, 10241216), (16, 5120608), (32, 2560304), (64, 1280152), (128, 640076), (256, 320038), (512, 160019)]