68777380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{70181}}^1$

素因数の和:70204

約数の個数: 36

約数和(自身を含む): 168015708

約数和(自身を除く): 99238328

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 70181, 140362, 280724, 350905, 491267, 701810, 982534, 1403620, 1965068, 2456335, 3438869, 4912670, 6877738, 9825340, 13755476, 17194345, 34388690, 68777380]

約数ペア:

[(1, 68777380), (2, 34388690), (4, 17194345), (5, 13755476), (7, 9825340), (10, 6877738), (14, 4912670), (20, 3438869), (28, 2456335), (35, 1965068), (49, 1403620), (70, 982534), (98, 701810), (140, 491267), (196, 350905), (245, 280724), (490, 140362), (980, 70181)]