Has an AFL game ever ended 105-61?
Exactly once. On July 17, 2004, St Kilda beat Richmond 105-61, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 105-61 in league history.
That makes 105-61 the 3884th most common final score out of 6,649 that have ever occurred in AFL. One point away, 106-61 has happened 2 times and 105-62 has happened never.