16626425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 24105600

約数和(自身を除く): 7479175

約数列:

[1, 5, 17, 19, 25, 29, 71, 85, 95, 145, 323, 355, 425, 475, 493, 551, 725, 1207, 1349, 1615, 1775, 2059, 2465, 2755, 6035, 6745, 8075, 9367, 10295, 12325, 13775, 22933, 30175, 33725, 35003, 39121, 46835, 51475, 114665, 175015, 195605, 234175, 573325, 665057, 875075, 978025, 3325285, 16626425]

約数ペア:

[(1, 16626425), (5, 3325285), (17, 978025), (19, 875075), (25, 665057), (29, 573325), (71, 234175), (85, 195605), (95, 175015), (145, 114665), (323, 51475), (355, 46835), (425, 39121), (475, 35003), (493, 33725), (551, 30175), (725, 22933), (1207, 13775), (1349, 12325), (1615, 10295), (1775, 9367), (2059, 8075), (2465, 6745), (2755, 6035)]