68487992

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2237}}^1$

素因数の和:2375

約数の個数: 32

約数和(自身を含む): 132937200

約数和(自身を除く): 64449208

約数列:

[1, 2, 4, 8, 43, 86, 89, 172, 178, 344, 356, 712, 2237, 3827, 4474, 7654, 8948, 15308, 17896, 30616, 96191, 192382, 199093, 384764, 398186, 769528, 796372, 1592744, 8560999, 17121998, 34243996, 68487992]

約数ペア:

[(1, 68487992), (2, 34243996), (4, 17121998), (8, 8560999), (43, 1592744), (86, 796372), (89, 769528), (172, 398186), (178, 384764), (344, 199093), (356, 192382), (712, 96191), (2237, 30616), (3827, 17896), (4474, 15308), (7654, 8948)]