Has an AFL game ever ended 104-36?
Exactly once. On May 10, 1902, Fitzroy beat St Kilda 104-36, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 104-36 in league history.
That makes 104-36 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 105-36 has happened never and 104-37 has happened 2 times.