81005824

素因数分解:

$2^8\times {\mathrm{316429}}^1$

素因数の和:316445

約数の個数: 18

約数和(自身を含む): 161695730

約数和(自身を除く): 80689906

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 316429, 632858, 1265716, 2531432, 5062864, 10125728, 20251456, 40502912, 81005824]

約数ペア:

[(1, 81005824), (2, 40502912), (4, 20251456), (8, 10125728), (16, 5062864), (32, 2531432), (64, 1265716), (128, 632858), (256, 316429)]