7919894528

素因数分解:

$2^{20}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 168

約数和(自身を含む): 19729996608

約数和(自身を除く): 11810102080

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 83, 91, 104, 112, 128, 166, 182, 208, 224, 256, 332, 364, 416, 448, 512, 581, 664, 728, 832, 896, 1024, 1079, 1162, 1328, 1456, 1664, 1792, 2048, 2158, 2324, 2656, 2912, 3328, 3584, 4096, 4316, 4648, 5312, 5824, 6656, 7168, 7553, 8192, 8632, 9296, 10624, 11648, 13312, 14336, 15106, 16384, 17264, 18592, 21248, 23296, 26624, 28672, 30212, 32768, 34528, 37184, 42496, 46592, 53248, 57344, 60424, 65536, 69056, 74368, 84992, 93184, 106496, 114688, 120848, 131072, 138112, 148736, 169984, 186368, 212992, 229376, 241696, 262144, 276224, 297472, 339968, 372736, 425984, 458752, 483392, 524288, 552448, 594944, 679936, 745472, 851968, 917504, 966784, 1048576, 1104896, 1189888, 1359872, 1490944, 1703936, 1835008, 1933568, 2209792, 2379776, 2719744, 2981888, 3407872, 3670016, 3867136, 4419584, 4759552, 5439488, 5963776, 6815744, 7340032, 7734272, 8839168, 9519104, 10878976, 11927552, 13631488, 15468544, 17678336, 19038208, 21757952, 23855104, 30937088, 35356672, 38076416, 43515904, 47710208, 61874176, 70713344, 76152832, 87031808, 95420416, 123748352, 141426688, 152305664, 247496704, 282853376, 304611328, 494993408, 565706752, 609222656, 989986816, 1131413504, 1979973632, 3959947264, 7919894528]

約数ペア:

[(1, 7919894528), (2, 3959947264), (4, 1979973632), (7, 1131413504), (8, 989986816), (13, 609222656), (14, 565706752), (16, 494993408), (26, 304611328), (28, 282853376), (32, 247496704), (52, 152305664), (56, 141426688), (64, 123748352), (83, 95420416), (91, 87031808), (104, 76152832), (112, 70713344), (128, 61874176), (166, 47710208), (182, 43515904), (208, 38076416), (224, 35356672), (256, 30937088), (332, 23855104), (364, 21757952), (416, 19038208), (448, 17678336), (512, 15468544), (581, 13631488), (664, 11927552), (728, 10878976), (832, 9519104), (896, 8839168), (1024, 7734272), (1079, 7340032), (1162, 6815744), (1328, 5963776), (1456, 5439488), (1664, 4759552), (1792, 4419584), (2048, 3867136), (2158, 3670016), (2324, 3407872), (2656, 2981888), (2912, 2719744), (3328, 2379776), (3584, 2209792), (4096, 1933568), (4316, 1835008), (4648, 1703936), (5312, 1490944), (5824, 1359872), (6656, 1189888), (7168, 1104896), (7553, 1048576), (8192, 966784), (8632, 917504), (9296, 851968), (10624, 745472), (11648, 679936), (13312, 594944), (14336, 552448), (15106, 524288), (16384, 483392), (17264, 458752), (18592, 425984), (21248, 372736), (23296, 339968), (26624, 297472), (28672, 276224), (30212, 262144), (32768, 241696), (34528, 229376), (37184, 212992), (42496, 186368), (46592, 169984), (53248, 148736), (57344, 138112), (60424, 131072), (65536, 120848), (69056, 114688), (74368, 106496), (84992, 93184)]