关于成立挂包帮小组:计算(2+1)(2^2+1)(2^4+1)……(2^32+1)+1
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2-1=1
(2+1)(2^2+1)(2^4+1)……(2^32+1)+1
=(2-1)(2+1)(2^2+1)(2^4+1)……(2^32+1)+1
=(2^2-1)(2^2+1)(2^4+1)……(2^32+1)+1
……
=(2^64-1)+1
=2^64
将式子变成(2-1)所以就有
={(2^2-1)(2^2+1)(2^4+1).....+1}
=2^64
2^64-1