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| On the Equation and the Number of Solution of Znam's Problem | |
| 作者姓名： | 孙琦 曹珍富 |
| 摘 要： | §1. In 1972,St.Znam posed the problem whether for every s>1 thereexist integers x_i>1,i=1,…,s such that x_i is a proper divisor of the numberx_1…x_(i-1)x_(i 1)…x_s 1 for i=1,…, s.Without loss of generality, we may assume1 |
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