86712139520

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{6637}}^1$

素因数の和:6890

約数の個数: 144

約数和(自身を含む): 212476007520

約数和(自身を除く): 125763868000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 173, 236, 256, 295, 320, 346, 472, 590, 640, 692, 865, 944, 1180, 1280, 1384, 1730, 1888, 2360, 2768, 3460, 3776, 4720, 5536, 6637, 6920, 7552, 9440, 10207, 11072, 13274, 13840, 15104, 18880, 20414, 22144, 26548, 27680, 33185, 37760, 40828, 44288, 51035, 53096, 55360, 66370, 75520, 81656, 102070, 106192, 110720, 132740, 163312, 204140, 212384, 221440, 265480, 326624, 391583, 408280, 424768, 530960, 653248, 783166, 816560, 849536, 1061920, 1148201, 1306496, 1566332, 1633120, 1699072, 1957915, 2123840, 2296402, 2612992, 3132664, 3266240, 3915830, 4247680, 4592804, 5741005, 6265328, 6532480, 7831660, 8495360, 9185608, 11482010, 12530656, 13064960, 15663320, 18371216, 22964020, 25061312, 31326640, 36742432, 45928040, 50122624, 62653280, 67743859, 73484864, 91856080, 100245248, 125306560, 135487718, 146969728, 183712160, 250613120, 270975436, 293939456, 338719295, 367424320, 501226240, 541950872, 677438590, 734848640, 1083901744, 1354877180, 1469697280, 2167803488, 2709754360, 4335606976, 5419508720, 8671213952, 10839017440, 17342427904, 21678034880, 43356069760, 86712139520]

約数ペア:

[(1, 86712139520), (2, 43356069760), (4, 21678034880), (5, 17342427904), (8, 10839017440), (10, 8671213952), (16, 5419508720), (20, 4335606976), (32, 2709754360), (40, 2167803488), (59, 1469697280), (64, 1354877180), (80, 1083901744), (118, 734848640), (128, 677438590), (160, 541950872), (173, 501226240), (236, 367424320), (256, 338719295), (295, 293939456), (320, 270975436), (346, 250613120), (472, 183712160), (590, 146969728), (640, 135487718), (692, 125306560), (865, 100245248), (944, 91856080), (1180, 73484864), (1280, 67743859), (1384, 62653280), (1730, 50122624), (1888, 45928040), (2360, 36742432), (2768, 31326640), (3460, 25061312), (3776, 22964020), (4720, 18371216), (5536, 15663320), (6637, 13064960), (6920, 12530656), (7552, 11482010), (9440, 9185608), (10207, 8495360), (11072, 7831660), (13274, 6532480), (13840, 6265328), (15104, 5741005), (18880, 4592804), (20414, 4247680), (22144, 3915830), (26548, 3266240), (27680, 3132664), (33185, 2612992), (37760, 2296402), (40828, 2123840), (44288, 1957915), (51035, 1699072), (53096, 1633120), (55360, 1566332), (66370, 1306496), (75520, 1148201), (81656, 1061920), (102070, 849536), (106192, 816560), (110720, 783166), (132740, 653248), (163312, 530960), (204140, 424768), (212384, 408280), (221440, 391583), (265480, 326624)]