28401008768

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{6607}}^1$

素因数の和:6746

約数の個数: 128

約数和(自身を含む): 64058480640

約数和(自身を除く): 35657471872

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 71, 86, 88, 128, 142, 172, 176, 284, 344, 352, 473, 568, 688, 704, 781, 946, 1136, 1376, 1408, 1562, 1892, 2272, 2752, 3053, 3124, 3784, 4544, 5504, 6106, 6248, 6607, 7568, 9088, 12212, 12496, 13214, 15136, 24424, 24992, 26428, 30272, 33583, 48848, 49984, 52856, 60544, 67166, 72677, 97696, 99968, 105712, 134332, 145354, 195392, 211424, 268664, 284101, 290708, 390784, 422848, 469097, 537328, 568202, 581416, 845696, 938194, 1074656, 1136404, 1162832, 1876388, 2149312, 2272808, 2325664, 3125111, 3752776, 4298624, 4545616, 4651328, 5160067, 6250222, 7505552, 9091232, 9302656, 10320134, 12500444, 15011104, 18182464, 20171171, 20640268, 25000888, 30022208, 36364928, 40342342, 41280536, 50001776, 60044416, 80684684, 82561072, 100003552, 161369368, 165122144, 200007104, 221882881, 322738736, 330244288, 400014208, 443765762, 645477472, 660488576, 887531524, 1290954944, 1775063048, 2581909888, 3550126096, 7100252192, 14200504384, 28401008768]

約数ペア:

[(1, 28401008768), (2, 14200504384), (4, 7100252192), (8, 3550126096), (11, 2581909888), (16, 1775063048), (22, 1290954944), (32, 887531524), (43, 660488576), (44, 645477472), (64, 443765762), (71, 400014208), (86, 330244288), (88, 322738736), (128, 221882881), (142, 200007104), (172, 165122144), (176, 161369368), (284, 100003552), (344, 82561072), (352, 80684684), (473, 60044416), (568, 50001776), (688, 41280536), (704, 40342342), (781, 36364928), (946, 30022208), (1136, 25000888), (1376, 20640268), (1408, 20171171), (1562, 18182464), (1892, 15011104), (2272, 12500444), (2752, 10320134), (3053, 9302656), (3124, 9091232), (3784, 7505552), (4544, 6250222), (5504, 5160067), (6106, 4651328), (6248, 4545616), (6607, 4298624), (7568, 3752776), (9088, 3125111), (12212, 2325664), (12496, 2272808), (13214, 2149312), (15136, 1876388), (24424, 1162832), (24992, 1136404), (26428, 1074656), (30272, 938194), (33583, 845696), (48848, 581416), (49984, 568202), (52856, 537328), (60544, 469097), (67166, 422848), (72677, 390784), (97696, 290708), (99968, 284101), (105712, 268664), (134332, 211424), (145354, 195392)]