8968975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 11718000

約数和(自身を除く): 2749025

約数列:

[1, 5, 25, 29, 89, 139, 145, 445, 695, 725, 2225, 2581, 3475, 4031, 12371, 12905, 20155, 61855, 64525, 100775, 309275, 358759, 1793795, 8968975]

約数ペア:

[(1, 8968975), (5, 1793795), (25, 358759), (29, 309275), (89, 100775), (139, 64525), (145, 61855), (445, 20155), (695, 12905), (725, 12371), (2225, 4031), (2581, 3475)]