7155025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 9374400

約数和(自身を除く): 2219375

約数列:

[1, 5, 25, 29, 71, 139, 145, 355, 695, 725, 1775, 2059, 3475, 4031, 9869, 10295, 20155, 49345, 51475, 100775, 246725, 286201, 1431005, 7155025]

約数ペア:

[(1, 7155025), (5, 1431005), (25, 286201), (29, 246725), (71, 100775), (139, 51475), (145, 49345), (355, 20155), (695, 10295), (725, 9869), (1775, 4031), (2059, 3475)]