How many ordered pairs (a,b) such that a is a real positive number and b is an integer between 2 and 200, inclusive, satisfy the equation (logba)2017=logb(a2017)?<spanclass=′latex−bold′>(A)</span>198<spanclass=′latex−bold′>(B)</span>199<spanclass=′latex−bold′>(C)</span>398<spanclass=′latex−bold′>(D)</span>399<spanclass=′latex−bold′>(E)</span>597