2665996216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 5809003200

約数和(自身を除く): 3143006984

約数列:

[1, 2, 4, 8, 13, 26, 29, 43, 52, 58, 61, 86, 104, 116, 122, 172, 232, 244, 337, 344, 377, 488, 559, 674, 754, 793, 1118, 1247, 1348, 1508, 1586, 1769, 2236, 2494, 2623, 2696, 3016, 3172, 3538, 4381, 4472, 4988, 5246, 6344, 7076, 8762, 9773, 9976, 10492, 14152, 14491, 16211, 17524, 19546, 20557, 20984, 22997, 28982, 32422, 34099, 35048, 39092, 41114, 45994, 57964, 64844, 68198, 76067, 78184, 82228, 91988, 115928, 127049, 129688, 136396, 152134, 164456, 183976, 188383, 254098, 267241, 272792, 304268, 376766, 420239, 508196, 534482, 596153, 608536, 753532, 840478, 883951, 988871, 1016392, 1068964, 1192306, 1507064, 1680956, 1767902, 1977742, 2137928, 2384612, 3361912, 3535804, 3955484, 4769224, 5463107, 7071608, 7749989, 7910968, 10926214, 11491363, 15499978, 21852428, 22982726, 25634579, 30999956, 43704856, 45965452, 51269158, 61999912, 91930904, 102538316, 205076632, 333249527, 666499054, 1332998108, 2665996216]

約数ペア:

[(1, 2665996216), (2, 1332998108), (4, 666499054), (8, 333249527), (13, 205076632), (26, 102538316), (29, 91930904), (43, 61999912), (52, 51269158), (58, 45965452), (61, 43704856), (86, 30999956), (104, 25634579), (116, 22982726), (122, 21852428), (172, 15499978), (232, 11491363), (244, 10926214), (337, 7910968), (344, 7749989), (377, 7071608), (488, 5463107), (559, 4769224), (674, 3955484), (754, 3535804), (793, 3361912), (1118, 2384612), (1247, 2137928), (1348, 1977742), (1508, 1767902), (1586, 1680956), (1769, 1507064), (2236, 1192306), (2494, 1068964), (2623, 1016392), (2696, 988871), (3016, 883951), (3172, 840478), (3538, 753532), (4381, 608536), (4472, 596153), (4988, 534482), (5246, 508196), (6344, 420239), (7076, 376766), (8762, 304268), (9773, 272792), (9976, 267241), (10492, 254098), (14152, 188383), (14491, 183976), (16211, 164456), (17524, 152134), (19546, 136396), (20557, 129688), (20984, 127049), (22997, 115928), (28982, 91988), (32422, 82228), (34099, 78184), (35048, 76067), (39092, 68198), (41114, 64844), (45994, 57964)]