Welcome to HCM
Most important thing for you is weight loss
. Weight loss will improve your fertility
either by resuming spontaneous ovulation or making ovaries sensitive to ovulation induction
medicines. You can consult diatician & join gym. If diet & exercise doesn't help, you can go for bariatric surgery
For husband, he needs detailed investigation for low count & treatment of cause.
If count improves, you can take medicines for ovulation induction & try naturally.
If no treatble cause is found or count doesn't improve you need IVF/ICSI.
Wish you good health.