运用大整数的存储格式，迅速查找任意倍数内的魔法数（即将一个n位整数的最高移到最后成为一个新的n位整数，二者成整数倍关系）-Use large integer storage format, the Find any multiple magic number quickly (about to a maximum of n-bit integers moved and eventually become a new n-bit integers, both as an integer multiple relationship)