87489520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:962

約数の個数: 80

約数和(自身を含む): 215566560

約数和(自身を除く): 128077040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 232, 290, 344, 430, 464, 580, 688, 860, 877, 1160, 1247, 1720, 1754, 2320, 2494, 3440, 3508, 4385, 4988, 6235, 7016, 8770, 9976, 12470, 14032, 17540, 19952, 24940, 25433, 35080, 37711, 49880, 50866, 70160, 75422, 99760, 101732, 127165, 150844, 188555, 203464, 254330, 301688, 377110, 406928, 508660, 603376, 754220, 1017320, 1093619, 1508440, 2034640, 2187238, 3016880, 4374476, 5468095, 8748952, 10936190, 17497904, 21872380, 43744760, 87489520]

約数ペア:

[(1, 87489520), (2, 43744760), (4, 21872380), (5, 17497904), (8, 10936190), (10, 8748952), (16, 5468095), (20, 4374476), (29, 3016880), (40, 2187238), (43, 2034640), (58, 1508440), (80, 1093619), (86, 1017320), (116, 754220), (145, 603376), (172, 508660), (215, 406928), (232, 377110), (290, 301688), (344, 254330), (430, 203464), (464, 188555), (580, 150844), (688, 127165), (860, 101732), (877, 99760), (1160, 75422), (1247, 70160), (1720, 50866), (1754, 49880), (2320, 37711), (2494, 35080), (3440, 25433), (3508, 24940), (4385, 19952), (4988, 17540), (6235, 14032), (7016, 12470), (8770, 9976)]