从19到80的两位数连续地写成192021…7980,它能被1980整除吗?4A6W*a7v7i*|/Q,K*I9l
算式:提示9x'j'R4p0?:b4|1j8X6Z3b+g.`*]2Q4A6W*a7v7i*|/Q,K*I9l
答:这个数/D3i;v*b1g(T4d7P3j*K4R*Z8m被1980整除。4A6W*a7v7i*|/Q,K*I9l