由条件:4^5×5^5×6^5
=2^10×5^5×2^5×3^5
=2^15×3^5×5^5
有(15+1)×(5+1)×(5+1)=576(个)因数.
方法:2³有3+1=4个因数即1,2,4,8,2³×5²有(3+1)×(2+1)=12(个)因数.
即1,2,4,5,8,10,20,25,40,50,100,200,
由条件:4^5×5^5×6^5
=2^10×5^5×2^5×3^5
=2^15×3^5×5^5
有(15+1)×(5+1)×(5+1)=576(个)因数.
方法:2³有3+1=4个因数即1,2,4,8,2³×5²有(3+1)×(2+1)=12(个)因数.
即1,2,4,5,8,10,20,25,40,50,100,200,