282649225

素因数分解:

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

素因数の和:163

約数の個数: 72

約数和(自身を含む): 411134400

約数和(自身を除く): 128485175

約数列:

[1, 5, 17, 19, 25, 29, 71, 85, 95, 145, 289, 323, 355, 425, 475, 493, 551, 725, 1207, 1349, 1445, 1615, 1775, 2059, 2465, 2755, 5491, 6035, 6745, 7225, 8075, 8381, 9367, 10295, 12325, 13775, 20519, 22933, 27455, 30175, 33725, 35003, 39121, 41905, 46835, 51475, 102595, 114665, 137275, 159239, 175015, 195605, 209525, 234175, 389861, 512975, 573325, 595051, 665057, 796195, 875075, 978025, 1949305, 2975255, 3325285, 3980975, 9746525, 11305969, 14876275, 16626425, 56529845, 282649225]

約数ペア:

[(1, 282649225), (5, 56529845), (17, 16626425), (19, 14876275), (25, 11305969), (29, 9746525), (71, 3980975), (85, 3325285), (95, 2975255), (145, 1949305), (289, 978025), (323, 875075), (355, 796195), (425, 665057), (475, 595051), (493, 573325), (551, 512975), (725, 389861), (1207, 234175), (1349, 209525), (1445, 195605), (1615, 175015), (1775, 159239), (2059, 137275), (2465, 114665), (2755, 102595), (5491, 51475), (6035, 46835), (6745, 41905), (7225, 39121), (8075, 35003), (8381, 33725), (9367, 30175), (10295, 27455), (12325, 22933), (13775, 20519)]