25411815

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 52284960

約数和(自身を除く): 26873145

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 121, 143, 165, 195, 359, 363, 429, 495, 585, 605, 715, 1077, 1089, 1287, 1573, 1795, 1815, 2145, 3231, 3949, 4667, 4719, 5385, 5445, 6435, 7865, 11847, 14001, 14157, 16155, 19745, 23335, 23595, 35541, 42003, 43439, 51337, 59235, 70005, 70785, 130317, 154011, 177705, 210015, 217195, 256685, 390951, 462033, 564707, 651585, 770055, 1694121, 1954755, 2310165, 2823535, 5082363, 8470605, 25411815]

約数ペア:

[(1, 25411815), (3, 8470605), (5, 5082363), (9, 2823535), (11, 2310165), (13, 1954755), (15, 1694121), (33, 770055), (39, 651585), (45, 564707), (55, 462033), (65, 390951), (99, 256685), (117, 217195), (121, 210015), (143, 177705), (165, 154011), (195, 130317), (359, 70785), (363, 70005), (429, 59235), (495, 51337), (585, 43439), (605, 42003), (715, 35541), (1077, 23595), (1089, 23335), (1287, 19745), (1573, 16155), (1795, 14157), (1815, 14001), (2145, 11847), (3231, 7865), (3949, 6435), (4667, 5445), (4719, 5385)]