若数列\(\left\{ {{\log }_{3}}{{a}_{n}} \right\}\)为等差数列，且\({{\log }_{3}}{{a}_{1}}+{{\log }_{3}}{{a}_{2}}+\cdots +{{\log }_{3}}{{a}_{10}}=10\)，则\({{a}_{5}}{{a}_{6}}=\)___________．