78521850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:605

約数の個数: 144

約数和(自身を含む): 238511520

約数和(自身を除く): 159989670

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 29, 30, 33, 45, 50, 55, 58, 66, 75, 87, 90, 99, 110, 145, 150, 165, 174, 198, 225, 261, 275, 290, 319, 330, 435, 450, 495, 522, 547, 550, 638, 725, 825, 870, 957, 990, 1094, 1305, 1450, 1595, 1641, 1650, 1914, 2175, 2475, 2610, 2735, 2871, 3190, 3282, 4350, 4785, 4923, 4950, 5470, 5742, 6017, 6525, 7975, 8205, 9570, 9846, 12034, 13050, 13675, 14355, 15863, 15950, 16410, 18051, 23925, 24615, 27350, 28710, 30085, 31726, 36102, 41025, 47589, 47850, 49230, 54153, 60170, 71775, 79315, 82050, 90255, 95178, 108306, 123075, 142767, 143550, 150425, 158630, 174493, 180510, 237945, 246150, 270765, 285534, 300850, 348986, 396575, 451275, 475890, 523479, 541530, 713835, 793150, 872465, 902550, 1046958, 1189725, 1353825, 1427670, 1570437, 1744930, 2379450, 2617395, 2707650, 3140874, 3569175, 4362325, 5234790, 7138350, 7852185, 8724650, 13086975, 15704370, 26173950, 39260925, 78521850]

約数ペア:

[(1, 78521850), (2, 39260925), (3, 26173950), (5, 15704370), (6, 13086975), (9, 8724650), (10, 7852185), (11, 7138350), (15, 5234790), (18, 4362325), (22, 3569175), (25, 3140874), (29, 2707650), (30, 2617395), (33, 2379450), (45, 1744930), (50, 1570437), (55, 1427670), (58, 1353825), (66, 1189725), (75, 1046958), (87, 902550), (90, 872465), (99, 793150), (110, 713835), (145, 541530), (150, 523479), (165, 475890), (174, 451275), (198, 396575), (225, 348986), (261, 300850), (275, 285534), (290, 270765), (319, 246150), (330, 237945), (435, 180510), (450, 174493), (495, 158630), (522, 150425), (547, 143550), (550, 142767), (638, 123075), (725, 108306), (825, 95178), (870, 90255), (957, 82050), (990, 79315), (1094, 71775), (1305, 60170), (1450, 54153), (1595, 49230), (1641, 47850), (1650, 47589), (1914, 41025), (2175, 36102), (2475, 31726), (2610, 30085), (2735, 28710), (2871, 27350), (3190, 24615), (3282, 23925), (4350, 18051), (4785, 16410), (4923, 15950), (4950, 15863), (5470, 14355), (5742, 13675), (6017, 13050), (6525, 12034), (7975, 9846), (8205, 9570)]