8143856

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 80

約数和(自身を含む): 19641600

約数和(自身を除く): 11497744

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 43, 56, 76, 86, 89, 112, 133, 152, 172, 178, 266, 301, 304, 344, 356, 532, 602, 623, 688, 712, 817, 1064, 1204, 1246, 1424, 1634, 1691, 2128, 2408, 2492, 3268, 3382, 3827, 4816, 4984, 5719, 6536, 6764, 7654, 9968, 11438, 11837, 13072, 13528, 15308, 22876, 23674, 26789, 27056, 30616, 45752, 47348, 53578, 61232, 72713, 91504, 94696, 107156, 145426, 189392, 214312, 290852, 428624, 508991, 581704, 1017982, 1163408, 2035964, 4071928, 8143856]

約数ペア:

[(1, 8143856), (2, 4071928), (4, 2035964), (7, 1163408), (8, 1017982), (14, 581704), (16, 508991), (19, 428624), (28, 290852), (38, 214312), (43, 189392), (56, 145426), (76, 107156), (86, 94696), (89, 91504), (112, 72713), (133, 61232), (152, 53578), (172, 47348), (178, 45752), (266, 30616), (301, 27056), (304, 26789), (344, 23674), (356, 22876), (532, 15308), (602, 13528), (623, 13072), (688, 11837), (712, 11438), (817, 9968), (1064, 7654), (1204, 6764), (1246, 6536), (1424, 5719), (1634, 4984), (1691, 4816), (2128, 3827), (2408, 3382), (2492, 3268)]