5123305520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:643

約数の個数: 160

約数和(自身を含む): 12727756800

約数和(自身を除く): 7604451280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 107, 124, 155, 172, 214, 215, 248, 310, 344, 428, 430, 449, 496, 535, 620, 688, 856, 860, 898, 1070, 1240, 1333, 1712, 1720, 1796, 2140, 2245, 2480, 2666, 3317, 3440, 3592, 4280, 4490, 4601, 5332, 6634, 6665, 7184, 8560, 8980, 9202, 10664, 13268, 13330, 13919, 16585, 17960, 18404, 19307, 21328, 23005, 26536, 26660, 27838, 33170, 35920, 36808, 38614, 46010, 48043, 53072, 53320, 55676, 66340, 69595, 73616, 77228, 92020, 96086, 96535, 106640, 111352, 132680, 139190, 142631, 154456, 184040, 192172, 193070, 222704, 240215, 265360, 278380, 285262, 308912, 368080, 384344, 386140, 480430, 556760, 570524, 598517, 713155, 768688, 772280, 960860, 1113520, 1141048, 1197034, 1426310, 1489333, 1544560, 1921720, 2065849, 2282096, 2394068, 2852620, 2978666, 2992585, 3843440, 4131698, 4788136, 5705240, 5957332, 5985170, 7446665, 8263396, 9576272, 10329245, 11410480, 11914664, 11970340, 14893330, 16526792, 20658490, 23829328, 23940680, 29786660, 33053584, 41316980, 47881360, 59573320, 64041319, 82633960, 119146640, 128082638, 165267920, 256165276, 320206595, 512330552, 640413190, 1024661104, 1280826380, 2561652760, 5123305520]

約数ペア:

[(1, 5123305520), (2, 2561652760), (4, 1280826380), (5, 1024661104), (8, 640413190), (10, 512330552), (16, 320206595), (20, 256165276), (31, 165267920), (40, 128082638), (43, 119146640), (62, 82633960), (80, 64041319), (86, 59573320), (107, 47881360), (124, 41316980), (155, 33053584), (172, 29786660), (214, 23940680), (215, 23829328), (248, 20658490), (310, 16526792), (344, 14893330), (428, 11970340), (430, 11914664), (449, 11410480), (496, 10329245), (535, 9576272), (620, 8263396), (688, 7446665), (856, 5985170), (860, 5957332), (898, 5705240), (1070, 4788136), (1240, 4131698), (1333, 3843440), (1712, 2992585), (1720, 2978666), (1796, 2852620), (2140, 2394068), (2245, 2282096), (2480, 2065849), (2666, 1921720), (3317, 1544560), (3440, 1489333), (3592, 1426310), (4280, 1197034), (4490, 1141048), (4601, 1113520), (5332, 960860), (6634, 772280), (6665, 768688), (7184, 713155), (8560, 598517), (8980, 570524), (9202, 556760), (10664, 480430), (13268, 386140), (13330, 384344), (13919, 368080), (16585, 308912), (17960, 285262), (18404, 278380), (19307, 265360), (21328, 240215), (23005, 222704), (26536, 193070), (26660, 192172), (27838, 184040), (33170, 154456), (35920, 142631), (36808, 139190), (38614, 132680), (46010, 111352), (48043, 106640), (53072, 96535), (53320, 96086), (55676, 92020), (66340, 77228), (69595, 73616)]