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這樣的自然數不存在. 注意到自然數的平方:偶數的平方除以4餘數為0,奇數得到平方除以4餘數為1.由此可知平方數除以4餘1或0.原題中當n為正時,除以4的餘數總為3,不可能是平方數.n=0時,2008的質因數分解中存在質因數的幂次為奇數(如2的幂次為3),不是平方數. 希望我的回答能幫助到你!
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