68342825

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 86869440

約数和(自身を除く): 18526615

約数列:

[1, 5, 25, 71, 139, 277, 355, 695, 1385, 1775, 3475, 6925, 9869, 19667, 38503, 49345, 98335, 192515, 246725, 491675, 962575, 2733713, 13668565, 68342825]

約数ペア:

[(1, 68342825), (5, 13668565), (25, 2733713), (71, 962575), (139, 491675), (277, 246725), (355, 192515), (695, 98335), (1385, 49345), (1775, 38503), (3475, 19667), (6925, 9869)]