12798425

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 16665600

約数和(自身を除く): 3867175

約数列:

[1, 5, 25, 29, 127, 139, 145, 635, 695, 725, 3175, 3475, 3683, 4031, 17653, 18415, 20155, 88265, 92075, 100775, 441325, 511937, 2559685, 12798425]

約数ペア:

[(1, 12798425), (5, 2559685), (25, 511937), (29, 441325), (127, 100775), (139, 92075), (145, 88265), (635, 20155), (695, 18415), (725, 17653), (3175, 4031), (3475, 3683)]