81330585616

素因数分解:

$2^4\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1489}}^1\times {\mathrm{2819}}^1$

素因数の和:4496

約数の個数: 80

約数和(自身を含む): 181316073600

約数和(自身を除く): 99985487984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173, 346, 692, 1211, 1384, 1489, 2422, 2768, 2819, 2978, 4844, 5638, 5956, 9688, 10423, 11276, 11912, 19376, 19733, 20846, 22552, 23824, 39466, 41692, 45104, 78932, 83384, 157864, 166768, 257597, 315728, 487687, 515194, 975374, 1030388, 1803179, 1950748, 2060776, 3413809, 3606358, 3901496, 4121552, 4197491, 6827618, 7212716, 7802992, 8394982, 13655236, 14425432, 16789964, 27310472, 28850864, 29382437, 33579928, 54620944, 58764874, 67159856, 117529748, 235059496, 470118992, 726165943, 1452331886, 2904663772, 5083161601, 5809327544, 10166323202, 11618655088, 20332646404, 40665292808, 81330585616]

約数ペア:

[(1, 81330585616), (2, 40665292808), (4, 20332646404), (7, 11618655088), (8, 10166323202), (14, 5809327544), (16, 5083161601), (28, 2904663772), (56, 1452331886), (112, 726165943), (173, 470118992), (346, 235059496), (692, 117529748), (1211, 67159856), (1384, 58764874), (1489, 54620944), (2422, 33579928), (2768, 29382437), (2819, 28850864), (2978, 27310472), (4844, 16789964), (5638, 14425432), (5956, 13655236), (9688, 8394982), (10423, 7802992), (11276, 7212716), (11912, 6827618), (19376, 4197491), (19733, 4121552), (20846, 3901496), (22552, 3606358), (23824, 3413809), (39466, 2060776), (41692, 1950748), (45104, 1803179), (78932, 1030388), (83384, 975374), (157864, 515194), (166768, 487687), (257597, 315728)]