81964088

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{1451}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 160997760

約数和(自身を除く): 79033672

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 307, 614, 1228, 1451, 2456, 2902, 5804, 7061, 11608, 14122, 28244, 33373, 56488, 66746, 133492, 266984, 445457, 890914, 1781828, 3563656, 10245511, 20491022, 40982044, 81964088]

約数ペア:

[(1, 81964088), (2, 40982044), (4, 20491022), (8, 10245511), (23, 3563656), (46, 1781828), (92, 890914), (184, 445457), (307, 266984), (614, 133492), (1228, 66746), (1451, 56488), (2456, 33373), (2902, 28244), (5804, 14122), (7061, 11608)]