81708088

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{2707}}^1$

素因数の和:2745

約数の個数: 64

約数和(自身を含む): 194976000

約数和(自身を除く): 113267912

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 343, 392, 539, 616, 686, 1078, 1372, 2156, 2707, 2744, 3773, 4312, 5414, 7546, 10828, 15092, 18949, 21656, 29777, 30184, 37898, 59554, 75796, 119108, 132643, 151592, 208439, 238216, 265286, 416878, 530572, 833756, 928501, 1061144, 1459073, 1667512, 1857002, 2918146, 3714004, 5836292, 7428008, 10213511, 11672584, 20427022, 40854044, 81708088]

約数ペア:

[(1, 81708088), (2, 40854044), (4, 20427022), (7, 11672584), (8, 10213511), (11, 7428008), (14, 5836292), (22, 3714004), (28, 2918146), (44, 1857002), (49, 1667512), (56, 1459073), (77, 1061144), (88, 928501), (98, 833756), (154, 530572), (196, 416878), (308, 265286), (343, 238216), (392, 208439), (539, 151592), (616, 132643), (686, 119108), (1078, 75796), (1372, 59554), (2156, 37898), (2707, 30184), (2744, 29777), (3773, 21656), (4312, 18949), (5414, 15092), (7546, 10828)]