68658040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{156041}}^1$

素因数の和:156063

約数の個数: 32

約数和(自身を含む): 168525360

約数和(自身を除く): 99867320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 156041, 312082, 624164, 780205, 1248328, 1560410, 1716451, 3120820, 3432902, 6241640, 6865804, 8582255, 13731608, 17164510, 34329020, 68658040]

約数ペア:

[(1, 68658040), (2, 34329020), (4, 17164510), (5, 13731608), (8, 8582255), (10, 6865804), (11, 6241640), (20, 3432902), (22, 3120820), (40, 1716451), (44, 1560410), (55, 1248328), (88, 780205), (110, 624164), (220, 312082), (440, 156041)]