minimum{ST*RES,99999999}/(MaximalHP*50)
This means to get the best possible boost, you have to increase strength and resistence:
Strenght seminary
Infl. Heroism and steel muscles
Infl. Obsideon skin
Infl. Stone (with the red lizards in the element caves)
Infl. Ice jail (with ice cake)
equip best possible equipment
Also decrease the maximal Hp:
Infl. Energy burn with Tara
Infl. Shrinkage (go to this place with lots of ghosts from the undead guild quest)
avoid HP boosting states
Zombification can be useful, but only if you can´t get ST*RES>99999999 without it.
With these states most of the characters should be able to get several thousand additional ST, for example:
