3124025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 4166400

約数和(自身を除く): 1042375

約数列:

[1, 5, 25, 29, 31, 139, 145, 155, 695, 725, 775, 899, 3475, 4031, 4309, 4495, 20155, 21545, 22475, 100775, 107725, 124961, 624805, 3124025]

約数ペア:

[(1, 3124025), (5, 624805), (25, 124961), (29, 107725), (31, 100775), (139, 22475), (145, 21545), (155, 20155), (695, 4495), (725, 4309), (775, 4031), (899, 3475)]