25020135

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{1621}}^1$

素因数の和:1653

約数の個数: 48

約数和(自身を含む): 50606400

約数和(自身を除く): 25586265

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1621, 1715, 2205, 3087, 4863, 5145, 8105, 11347, 14589, 15435, 24315, 34041, 56735, 72945, 79429, 102123, 170205, 238287, 397145, 510615, 556003, 714861, 1191435, 1668009, 2780015, 3574305, 5004027, 8340045, 25020135]

約数ペア:

[(1, 25020135), (3, 8340045), (5, 5004027), (7, 3574305), (9, 2780015), (15, 1668009), (21, 1191435), (35, 714861), (45, 556003), (49, 510615), (63, 397145), (105, 238287), (147, 170205), (245, 102123), (315, 79429), (343, 72945), (441, 56735), (735, 34041), (1029, 24315), (1621, 15435), (1715, 14589), (2205, 11347), (3087, 8105), (4863, 5145)]