259430070016

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{8191}}^1$

素因数の和:8558

約数の個数: 144

約数和(自身を含む): 577616478208

約数和(自身を除く): 318186408192

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 307, 403, 416, 496, 614, 806, 832, 992, 1228, 1612, 1664, 1984, 2456, 3224, 3328, 3968, 3991, 4912, 6448, 7936, 7982, 8191, 9517, 9824, 12896, 15964, 16382, 19034, 19648, 25792, 31928, 32764, 38068, 39296, 51584, 63856, 65528, 76136, 78592, 103168, 106483, 123721, 127712, 131056, 152272, 212966, 247442, 253921, 255424, 262112, 304544, 425932, 494884, 507842, 510848, 524224, 609088, 851864, 989768, 1015684, 1021696, 1048448, 1218176, 1703728, 1979536, 2031368, 2096896, 2436352, 2514637, 3300973, 3407456, 3959072, 4062736, 5029274, 6601946, 6814912, 7918144, 8125472, 10058548, 13203892, 13629824, 15836288, 16250944, 20117096, 26407784, 27259648, 31672576, 32501888, 32690281, 40234192, 52815568, 65003776, 65380562, 77953747, 80468384, 105631136, 130761124, 155907494, 160936768, 211262272, 261522248, 311814988, 321873536, 422524544, 523044496, 623629976, 643747072, 845049088, 1013398711, 1046088992, 1247259952, 2026797422, 2092177984, 2494519904, 4053594844, 4184355968, 4989039808, 8107189688, 8368711936, 9978079616, 16214379376, 19956159232, 32428758752, 64857517504, 129715035008, 259430070016]

約数ペア:

[(1, 259430070016), (2, 129715035008), (4, 64857517504), (8, 32428758752), (13, 19956159232), (16, 16214379376), (26, 9978079616), (31, 8368711936), (32, 8107189688), (52, 4989039808), (62, 4184355968), (64, 4053594844), (104, 2494519904), (124, 2092177984), (128, 2026797422), (208, 1247259952), (248, 1046088992), (256, 1013398711), (307, 845049088), (403, 643747072), (416, 623629976), (496, 523044496), (614, 422524544), (806, 321873536), (832, 311814988), (992, 261522248), (1228, 211262272), (1612, 160936768), (1664, 155907494), (1984, 130761124), (2456, 105631136), (3224, 80468384), (3328, 77953747), (3968, 65380562), (3991, 65003776), (4912, 52815568), (6448, 40234192), (7936, 32690281), (7982, 32501888), (8191, 31672576), (9517, 27259648), (9824, 26407784), (12896, 20117096), (15964, 16250944), (16382, 15836288), (19034, 13629824), (19648, 13203892), (25792, 10058548), (31928, 8125472), (32764, 7918144), (38068, 6814912), (39296, 6601946), (51584, 5029274), (63856, 4062736), (65528, 3959072), (76136, 3407456), (78592, 3300973), (103168, 2514637), (106483, 2436352), (123721, 2096896), (127712, 2031368), (131056, 1979536), (152272, 1703728), (212966, 1218176), (247442, 1048448), (253921, 1021696), (255424, 1015684), (262112, 989768), (304544, 851864), (425932, 609088), (494884, 524224), (507842, 510848)]