19248025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 24998400

約数和(自身を除く): 5750375

約数列:

[1, 5, 25, 29, 139, 145, 191, 695, 725, 955, 3475, 4031, 4775, 5539, 20155, 26549, 27695, 100775, 132745, 138475, 663725, 769921, 3849605, 19248025]

約数ペア:

[(1, 19248025), (5, 3849605), (25, 769921), (29, 663725), (139, 138475), (145, 132745), (191, 100775), (695, 27695), (725, 26549), (955, 20155), (3475, 5539), (4031, 4775)]