51752675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 79942800

約数和(自身を除く): 28190125

約数列:

[1, 5, 13, 17, 19, 25, 29, 65, 85, 95, 145, 221, 247, 289, 323, 325, 377, 425, 475, 493, 551, 725, 1105, 1235, 1445, 1615, 1885, 2465, 2755, 3757, 4199, 5491, 5525, 6175, 6409, 7163, 7225, 8075, 8381, 9367, 9425, 12325, 13775, 18785, 20995, 27455, 32045, 35815, 41905, 46835, 71383, 93925, 104975, 108953, 121771, 137275, 159239, 160225, 179075, 209525, 234175, 356915, 544765, 608855, 796195, 1784575, 2070107, 2723825, 3044275, 3980975, 10350535, 51752675]

約数ペア:

[(1, 51752675), (5, 10350535), (13, 3980975), (17, 3044275), (19, 2723825), (25, 2070107), (29, 1784575), (65, 796195), (85, 608855), (95, 544765), (145, 356915), (221, 234175), (247, 209525), (289, 179075), (323, 160225), (325, 159239), (377, 137275), (425, 121771), (475, 108953), (493, 104975), (551, 93925), (725, 71383), (1105, 46835), (1235, 41905), (1445, 35815), (1615, 32045), (1885, 27455), (2465, 20995), (2755, 18785), (3757, 13775), (4199, 12325), (5491, 9425), (5525, 9367), (6175, 8381), (6409, 8075), (7163, 7225)]