(2+1)(2^2+1)(2^4+1)(2^8+1).(2^32+1)
=(2-1)(2+1)(2^2+1)(2^4+1)(2^8+1).(2^32+1)
=(2^2-1)(2^2+1)(2^4+1)(2^8+1).(2^32+1)
=(2^4-1)(2^4+1)(2^8+1).(2^32+1)+1
=(2^8-1)(2^8+1).(2^32+1)+1
=(2^16-1).(2^32+1)+1
.
=(2^32-1)(2^32+1)+1
=2^64-1+1
=2^64(2-1)(2+1)是由什么轉(zhuǎn)變而來(lái)的？2-1還是1啊相當(dāng)沒(méi)有 只是要平方差