85667680

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{223}}^1$

素因数の和:266

約数の個数: 120

約数和(自身を含む): 237166272

約数和(自身を除く): 151498592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 223, 224, 245, 280, 343, 392, 446, 490, 560, 686, 784, 892, 980, 1115, 1120, 1372, 1561, 1568, 1715, 1784, 1960, 2230, 2401, 2744, 3122, 3430, 3568, 3920, 4460, 4802, 5488, 6244, 6860, 7136, 7805, 7840, 8920, 9604, 10927, 10976, 12005, 12488, 13720, 15610, 17840, 19208, 21854, 24010, 24976, 27440, 31220, 35680, 38416, 43708, 48020, 49952, 54635, 54880, 62440, 76489, 76832, 87416, 96040, 109270, 124880, 152978, 174832, 192080, 218540, 249760, 305956, 349664, 382445, 384160, 437080, 535423, 611912, 764890, 874160, 1070846, 1223824, 1529780, 1748320, 2141692, 2447648, 2677115, 3059560, 4283384, 5354230, 6119120, 8566768, 10708460, 12238240, 17133536, 21416920, 42833840, 85667680]

約数ペア:

[(1, 85667680), (2, 42833840), (4, 21416920), (5, 17133536), (7, 12238240), (8, 10708460), (10, 8566768), (14, 6119120), (16, 5354230), (20, 4283384), (28, 3059560), (32, 2677115), (35, 2447648), (40, 2141692), (49, 1748320), (56, 1529780), (70, 1223824), (80, 1070846), (98, 874160), (112, 764890), (140, 611912), (160, 535423), (196, 437080), (223, 384160), (224, 382445), (245, 349664), (280, 305956), (343, 249760), (392, 218540), (446, 192080), (490, 174832), (560, 152978), (686, 124880), (784, 109270), (892, 96040), (980, 87416), (1115, 76832), (1120, 76489), (1372, 62440), (1561, 54880), (1568, 54635), (1715, 49952), (1784, 48020), (1960, 43708), (2230, 38416), (2401, 35680), (2744, 31220), (3122, 27440), (3430, 24976), (3568, 24010), (3920, 21854), (4460, 19208), (4802, 17840), (5488, 15610), (6244, 13720), (6860, 12488), (7136, 12005), (7805, 10976), (7840, 10927), (8920, 9604)]