28609342568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 60673536000

約数和(自身を除く): 32064193432

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 131, 136, 152, 223, 262, 323, 379, 446, 524, 646, 758, 892, 1048, 1292, 1516, 1784, 2227, 2489, 2584, 3032, 3791, 4237, 4454, 4978, 6443, 7201, 7582, 8474, 8908, 9956, 12886, 14402, 15164, 16948, 17816, 19912, 25772, 28804, 29213, 30328, 33896, 42313, 49649, 51544, 57608, 58426, 72029, 84517, 84626, 99298, 116852, 122417, 144058, 169034, 169252, 198596, 233704, 244834, 288116, 338068, 338504, 397192, 489668, 496621, 555047, 576232, 676136, 844033, 943331, 979336, 993242, 1110094, 1436789, 1605823, 1688066, 1886662, 1986484, 2220188, 2873578, 3211646, 3376132, 3773324, 3972968, 4440376, 5747156, 6423292, 6752264, 7546648, 9435799, 11071727, 11494312, 12846584, 16036627, 18871598, 22143454, 27298991, 32073254, 37743196, 44286908, 54597982, 64146508, 75486392, 88573816, 109195964, 128293016, 188219359, 210362813, 218391928, 376438718, 420725626, 752877436, 841451252, 1505754872, 1682902504, 3576167821, 7152335642, 14304671284, 28609342568]

約数ペア:

[(1, 28609342568), (2, 14304671284), (4, 7152335642), (8, 3576167821), (17, 1682902504), (19, 1505754872), (34, 841451252), (38, 752877436), (68, 420725626), (76, 376438718), (131, 218391928), (136, 210362813), (152, 188219359), (223, 128293016), (262, 109195964), (323, 88573816), (379, 75486392), (446, 64146508), (524, 54597982), (646, 44286908), (758, 37743196), (892, 32073254), (1048, 27298991), (1292, 22143454), (1516, 18871598), (1784, 16036627), (2227, 12846584), (2489, 11494312), (2584, 11071727), (3032, 9435799), (3791, 7546648), (4237, 6752264), (4454, 6423292), (4978, 5747156), (6443, 4440376), (7201, 3972968), (7582, 3773324), (8474, 3376132), (8908, 3211646), (9956, 2873578), (12886, 2220188), (14402, 1986484), (15164, 1886662), (16948, 1688066), (17816, 1605823), (19912, 1436789), (25772, 1110094), (28804, 993242), (29213, 979336), (30328, 943331), (33896, 844033), (42313, 676136), (49649, 576232), (51544, 555047), (57608, 496621), (58426, 489668), (72029, 397192), (84517, 338504), (84626, 338068), (99298, 288116), (116852, 244834), (122417, 233704), (144058, 198596), (169034, 169252)]