80585120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:275

約数の個数: 192

約数和(自身を含む): 246177792

約数和(自身を除く): 165592672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 160, 176, 211, 217, 220, 224, 248, 280, 308, 310, 341, 352, 385, 422, 434, 440, 496, 560, 616, 620, 682, 770, 844, 868, 880, 992, 1055, 1085, 1120, 1232, 1240, 1364, 1477, 1540, 1688, 1705, 1736, 1760, 2110, 2170, 2321, 2387, 2464, 2480, 2728, 2954, 3080, 3376, 3410, 3472, 4220, 4340, 4642, 4774, 4960, 5456, 5908, 6160, 6541, 6752, 6820, 6944, 7385, 8440, 8680, 9284, 9548, 10912, 11605, 11816, 11935, 12320, 13082, 13640, 14770, 16247, 16880, 17360, 18568, 19096, 23210, 23632, 23870, 26164, 27280, 29540, 32494, 32705, 33760, 34720, 37136, 38192, 45787, 46420, 47264, 47740, 52328, 54560, 59080, 64988, 65410, 71951, 74272, 76384, 81235, 91574, 92840, 95480, 104656, 118160, 129976, 130820, 143902, 162470, 183148, 185680, 190960, 209312, 228935, 236320, 259952, 261640, 287804, 324940, 359755, 366296, 371360, 381920, 457870, 503657, 519904, 523280, 575608, 649880, 719510, 732592, 915740, 1007314, 1046560, 1151216, 1299760, 1439020, 1465184, 1831480, 2014628, 2302432, 2518285, 2599520, 2878040, 3662960, 4029256, 5036570, 5756080, 7325920, 8058512, 10073140, 11512160, 16117024, 20146280, 40292560, 80585120]

約数ペア:

[(1, 80585120), (2, 40292560), (4, 20146280), (5, 16117024), (7, 11512160), (8, 10073140), (10, 8058512), (11, 7325920), (14, 5756080), (16, 5036570), (20, 4029256), (22, 3662960), (28, 2878040), (31, 2599520), (32, 2518285), (35, 2302432), (40, 2014628), (44, 1831480), (55, 1465184), (56, 1439020), (62, 1299760), (70, 1151216), (77, 1046560), (80, 1007314), (88, 915740), (110, 732592), (112, 719510), (124, 649880), (140, 575608), (154, 523280), (155, 519904), (160, 503657), (176, 457870), (211, 381920), (217, 371360), (220, 366296), (224, 359755), (248, 324940), (280, 287804), (308, 261640), (310, 259952), (341, 236320), (352, 228935), (385, 209312), (422, 190960), (434, 185680), (440, 183148), (496, 162470), (560, 143902), (616, 130820), (620, 129976), (682, 118160), (770, 104656), (844, 95480), (868, 92840), (880, 91574), (992, 81235), (1055, 76384), (1085, 74272), (1120, 71951), (1232, 65410), (1240, 64988), (1364, 59080), (1477, 54560), (1540, 52328), (1688, 47740), (1705, 47264), (1736, 46420), (1760, 45787), (2110, 38192), (2170, 37136), (2321, 34720), (2387, 33760), (2464, 32705), (2480, 32494), (2728, 29540), (2954, 27280), (3080, 26164), (3376, 23870), (3410, 23632), (3472, 23210), (4220, 19096), (4340, 18568), (4642, 17360), (4774, 16880), (4960, 16247), (5456, 14770), (5908, 13640), (6160, 13082), (6541, 12320), (6752, 11935), (6820, 11816), (6944, 11605), (7385, 10912), (8440, 9548), (8680, 9284)]