55105719040

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{12979}}^1$

素因数の和:13138

約数の個数: 144

約数和(自身を含む): 137537326080

約数和(自身を除く): 82431607040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 107, 124, 128, 155, 160, 214, 248, 256, 310, 320, 428, 496, 535, 620, 640, 856, 992, 1070, 1240, 1280, 1712, 1984, 2140, 2480, 3317, 3424, 3968, 4280, 4960, 6634, 6848, 7936, 8560, 9920, 12979, 13268, 13696, 16585, 17120, 19840, 25958, 26536, 27392, 33170, 34240, 39680, 51916, 53072, 64895, 66340, 68480, 103832, 106144, 129790, 132680, 136960, 207664, 212288, 259580, 265360, 402349, 415328, 424576, 519160, 530720, 804698, 830656, 849152, 1038320, 1061440, 1388753, 1609396, 1661312, 2011745, 2076640, 2122880, 2777506, 3218792, 3322624, 4023490, 4153280, 4245760, 5555012, 6437584, 6943765, 8046980, 8306560, 11110024, 12875168, 13887530, 16093960, 16613120, 22220048, 25750336, 27775060, 32187920, 43051343, 44440096, 51500672, 55550120, 64375840, 86102686, 88880192, 103001344, 111100240, 128751680, 172205372, 177760384, 215256715, 222200480, 257503360, 344410744, 355520768, 430513430, 444400960, 515006720, 688821488, 861026860, 888801920, 1377642976, 1722053720, 1777603840, 2755285952, 3444107440, 5510571904, 6888214880, 11021143808, 13776429760, 27552859520, 55105719040]

約数ペア:

[(1, 55105719040), (2, 27552859520), (4, 13776429760), (5, 11021143808), (8, 6888214880), (10, 5510571904), (16, 3444107440), (20, 2755285952), (31, 1777603840), (32, 1722053720), (40, 1377642976), (62, 888801920), (64, 861026860), (80, 688821488), (107, 515006720), (124, 444400960), (128, 430513430), (155, 355520768), (160, 344410744), (214, 257503360), (248, 222200480), (256, 215256715), (310, 177760384), (320, 172205372), (428, 128751680), (496, 111100240), (535, 103001344), (620, 88880192), (640, 86102686), (856, 64375840), (992, 55550120), (1070, 51500672), (1240, 44440096), (1280, 43051343), (1712, 32187920), (1984, 27775060), (2140, 25750336), (2480, 22220048), (3317, 16613120), (3424, 16093960), (3968, 13887530), (4280, 12875168), (4960, 11110024), (6634, 8306560), (6848, 8046980), (7936, 6943765), (8560, 6437584), (9920, 5555012), (12979, 4245760), (13268, 4153280), (13696, 4023490), (16585, 3322624), (17120, 3218792), (19840, 2777506), (25958, 2122880), (26536, 2076640), (27392, 2011745), (33170, 1661312), (34240, 1609396), (39680, 1388753), (51916, 1061440), (53072, 1038320), (64895, 849152), (66340, 830656), (68480, 804698), (103832, 530720), (106144, 519160), (129790, 424576), (132680, 415328), (136960, 402349), (207664, 265360), (212288, 259580)]