81152740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{176419}}^1$

素因数の和:176451

約数の個数: 24

約数和(自身を含む): 177831360

約数和(自身を除く): 96678620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 176419, 352838, 705676, 882095, 1764190, 3528380, 4057637, 8115274, 16230548, 20288185, 40576370, 81152740]

約数ペア:

[(1, 81152740), (2, 40576370), (4, 20288185), (5, 16230548), (10, 8115274), (20, 4057637), (23, 3528380), (46, 1764190), (92, 882095), (115, 705676), (230, 352838), (460, 176419)]