7985123775

素因数分解:

$3^4\times 5^2\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:535

約数の個数: 120

約数和(自身を含む): 15094324080

約数和(自身を除く): 7109200305

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 107, 135, 137, 225, 269, 321, 405, 411, 535, 675, 685, 807, 963, 1233, 1345, 1605, 2025, 2055, 2421, 2675, 2889, 3425, 3699, 4035, 4815, 6165, 6725, 7263, 8025, 8667, 10275, 11097, 12105, 14445, 14659, 18495, 20175, 21789, 24075, 28783, 30825, 36315, 36853, 43335, 43977, 55485, 60525, 72225, 73295, 86349, 92475, 108945, 110559, 131931, 143915, 181575, 184265, 216675, 219885, 259047, 277425, 331677, 366475, 395793, 431745, 544725, 552795, 659655, 719575, 777141, 921325, 995031, 1099425, 1187379, 1295235, 1658385, 1978965, 2158725, 2331423, 2763975, 2985093, 3298275, 3885705, 3943271, 4975155, 5936895, 6476175, 8291925, 9894825, 11657115, 11829813, 14925465, 19428525, 19716355, 24875775, 29684475, 35489439, 58285575, 59149065, 74627325, 98581775, 106468317, 177447195, 295745325, 319404951, 532341585, 887235975, 1597024755, 2661707925, 7985123775]

約数ペア:

[(1, 7985123775), (3, 2661707925), (5, 1597024755), (9, 887235975), (15, 532341585), (25, 319404951), (27, 295745325), (45, 177447195), (75, 106468317), (81, 98581775), (107, 74627325), (135, 59149065), (137, 58285575), (225, 35489439), (269, 29684475), (321, 24875775), (405, 19716355), (411, 19428525), (535, 14925465), (675, 11829813), (685, 11657115), (807, 9894825), (963, 8291925), (1233, 6476175), (1345, 5936895), (1605, 4975155), (2025, 3943271), (2055, 3885705), (2421, 3298275), (2675, 2985093), (2889, 2763975), (3425, 2331423), (3699, 2158725), (4035, 1978965), (4815, 1658385), (6165, 1295235), (6725, 1187379), (7263, 1099425), (8025, 995031), (8667, 921325), (10275, 777141), (11097, 719575), (12105, 659655), (14445, 552795), (14659, 544725), (18495, 431745), (20175, 395793), (21789, 366475), (24075, 331677), (28783, 277425), (30825, 259047), (36315, 219885), (36853, 216675), (43335, 184265), (43977, 181575), (55485, 143915), (60525, 131931), (72225, 110559), (73295, 108945), (86349, 92475)]