81143632

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{709}}^1$

素因数の和:1051

約数の個数: 40

約数和(自身を含む): 164810880

約数和(自身を除く): 83667248

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 311, 368, 622, 709, 1244, 1418, 2488, 2836, 4976, 5672, 7153, 11344, 14306, 16307, 28612, 32614, 57224, 65228, 114448, 130456, 220499, 260912, 440998, 881996, 1763992, 3527984, 5071477, 10142954, 20285908, 40571816, 81143632]

約数ペア:

[(1, 81143632), (2, 40571816), (4, 20285908), (8, 10142954), (16, 5071477), (23, 3527984), (46, 1763992), (92, 881996), (184, 440998), (311, 260912), (368, 220499), (622, 130456), (709, 114448), (1244, 65228), (1418, 57224), (2488, 32614), (2836, 28612), (4976, 16307), (5672, 14306), (7153, 11344)]