78840328

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1214

約数の個数: 64

約数和(自身を含む): 178992000

約数和(自身を除く): 100151672

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 43, 56, 58, 86, 116, 172, 203, 232, 301, 344, 406, 602, 812, 1129, 1204, 1247, 1624, 2258, 2408, 2494, 4516, 4988, 7903, 8729, 9032, 9976, 15806, 17458, 31612, 32741, 34916, 48547, 63224, 65482, 69832, 97094, 130964, 194188, 229187, 261928, 339829, 388376, 458374, 679658, 916748, 1359316, 1407863, 1833496, 2718632, 2815726, 5631452, 9855041, 11262904, 19710082, 39420164, 78840328]

約数ペア:

[(1, 78840328), (2, 39420164), (4, 19710082), (7, 11262904), (8, 9855041), (14, 5631452), (28, 2815726), (29, 2718632), (43, 1833496), (56, 1407863), (58, 1359316), (86, 916748), (116, 679658), (172, 458374), (203, 388376), (232, 339829), (301, 261928), (344, 229187), (406, 194188), (602, 130964), (812, 97094), (1129, 69832), (1204, 65482), (1247, 63224), (1624, 48547), (2258, 34916), (2408, 32741), (2494, 31612), (4516, 17458), (4988, 15806), (7903, 9976), (8729, 9032)]