78371865

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 168255360

約数和(自身を除く): 89883495

約数列:

[1, 3, 5, 9, 11, 13, 15, 19, 33, 39, 45, 55, 57, 65, 95, 99, 117, 143, 165, 171, 195, 209, 247, 285, 429, 495, 585, 627, 641, 715, 741, 855, 1045, 1235, 1287, 1881, 1923, 2145, 2223, 2717, 3135, 3205, 3705, 5769, 6435, 7051, 8151, 8333, 9405, 9615, 11115, 12179, 13585, 21153, 24453, 24999, 28845, 35255, 36537, 40755, 41665, 60895, 63459, 74997, 91663, 105765, 109611, 122265, 124995, 133969, 158327, 182685, 274989, 317295, 374985, 401907, 458315, 474981, 548055, 669845, 791635, 824967, 1205721, 1374945, 1424943, 1741597, 2009535, 2374905, 4124835, 5224791, 6028605, 7124715, 8707985, 15674373, 26123955, 78371865]

約数ペア:

[(1, 78371865), (3, 26123955), (5, 15674373), (9, 8707985), (11, 7124715), (13, 6028605), (15, 5224791), (19, 4124835), (33, 2374905), (39, 2009535), (45, 1741597), (55, 1424943), (57, 1374945), (65, 1205721), (95, 824967), (99, 791635), (117, 669845), (143, 548055), (165, 474981), (171, 458315), (195, 401907), (209, 374985), (247, 317295), (285, 274989), (429, 182685), (495, 158327), (585, 133969), (627, 124995), (641, 122265), (715, 109611), (741, 105765), (855, 91663), (1045, 74997), (1235, 63459), (1287, 60895), (1881, 41665), (1923, 40755), (2145, 36537), (2223, 35255), (2717, 28845), (3135, 24999), (3205, 24453), (3705, 21153), (5769, 13585), (6435, 12179), (7051, 11115), (8151, 9615), (8333, 9405)]