题目

Researchers who helped discover a new species of Mexican butterfly are offering to sell the naming rights to raise money to fund more research. Co-discoverer Andrew Warren is hoping to raise at least $50,000 by auctioning(拍卖) off the rights to name the 4-inch “owl eye” butterfly, which lives in Sonora, a Mexican state bordering Arizona. “That would support at least two years of research for our team down in Mexico,” Warren said. “Money goes a long way down here in Mexico.” According to the scientific tradition, discoverers of a new species have the say in naming it. In recent y已知甲数=2×3×3，乙数=5×3×3，甲数和乙数的最大公因数是　 　，最小公倍数是　 　．