681918496

素因数分解:

$2^5\times 7^2\times {\mathrm{67}}^1\times {\mathrm{6491}}^1$

素因数の和:6582

約数の個数: 72

約数和(自身を含む): 1585268496

約数和(自身を除く): 903350000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 67, 98, 112, 134, 196, 224, 268, 392, 469, 536, 784, 938, 1072, 1568, 1876, 2144, 3283, 3752, 6491, 6566, 7504, 12982, 13132, 15008, 25964, 26264, 45437, 51928, 52528, 90874, 103856, 105056, 181748, 207712, 318059, 363496, 434897, 636118, 726992, 869794, 1272236, 1453984, 1739588, 2544472, 3044279, 3479176, 5088944, 6088558, 6958352, 10177888, 12177116, 13916704, 21309953, 24354232, 42619906, 48708464, 85239812, 97416928, 170479624, 340959248, 681918496]

約数ペア:

[(1, 681918496), (2, 340959248), (4, 170479624), (7, 97416928), (8, 85239812), (14, 48708464), (16, 42619906), (28, 24354232), (32, 21309953), (49, 13916704), (56, 12177116), (67, 10177888), (98, 6958352), (112, 6088558), (134, 5088944), (196, 3479176), (224, 3044279), (268, 2544472), (392, 1739588), (469, 1453984), (536, 1272236), (784, 869794), (938, 726992), (1072, 636118), (1568, 434897), (1876, 363496), (2144, 318059), (3283, 207712), (3752, 181748), (6491, 105056), (6566, 103856), (7504, 90874), (12982, 52528), (13132, 51928), (15008, 45437), (25964, 26264)]