Complex sentence: Prayer beads or japa malas are used in many forms of Mahayana Buddhism usuallu identical to the Hindu japa malas 108 (number)--usually a divisor of 108.
Split into simpler sentences: Prayer beads or japa malas are used in many forms of Mahayana Buddhism. They usually contain either the 108 (number) beads of the Hindu japa mala or a divisor of 108.