12742825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 16839200

約数和(自身を除く): 4096375

約数列:

[1, 5, 19, 25, 95, 139, 193, 475, 695, 965, 2641, 3475, 3667, 4825, 13205, 18335, 26827, 66025, 91675, 134135, 509713, 670675, 2548565, 12742825]

約数ペア:

[(1, 12742825), (5, 2548565), (19, 670675), (25, 509713), (95, 134135), (139, 91675), (193, 66025), (475, 26827), (695, 18335), (965, 13205), (2641, 4825), (3475, 3667)]