Given that the natural numbers A and B are not mutually prime, and the sum of the greatest common divisor and the least common multiple of A and B is 35, what is the minimum value of A+B?
已知自然数A，B不互质，且A，B的最大公约数与最小公倍数之和为35，那么A+B的最小值多少．
<result>25</result>