85403784

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 248832000

約数和(自身を除く): 163428216

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 23, 24, 34, 38, 46, 51, 57, 68, 69, 76, 92, 102, 114, 136, 138, 152, 184, 204, 228, 276, 323, 391, 408, 437, 456, 479, 552, 646, 782, 874, 958, 969, 1173, 1292, 1311, 1437, 1564, 1748, 1916, 1938, 2346, 2584, 2622, 2874, 3128, 3496, 3832, 3876, 4692, 5244, 5748, 7429, 7752, 8143, 9101, 9384, 10488, 11017, 11496, 14858, 16286, 18202, 22034, 22287, 24429, 27303, 29716, 32572, 33051, 36404, 44068, 44574, 48858, 54606, 59432, 65144, 66102, 72808, 88136, 89148, 97716, 109212, 132204, 154717, 178296, 187289, 195432, 209323, 218424, 264408, 309434, 374578, 418646, 464151, 561867, 618868, 627969, 749156, 837292, 928302, 1123734, 1237736, 1255938, 1498312, 1674584, 1856604, 2247468, 2511876, 3558491, 3713208, 4494936, 5023752, 7116982, 10675473, 14233964, 21350946, 28467928, 42701892, 85403784]

約数ペア:

[(1, 85403784), (2, 42701892), (3, 28467928), (4, 21350946), (6, 14233964), (8, 10675473), (12, 7116982), (17, 5023752), (19, 4494936), (23, 3713208), (24, 3558491), (34, 2511876), (38, 2247468), (46, 1856604), (51, 1674584), (57, 1498312), (68, 1255938), (69, 1237736), (76, 1123734), (92, 928302), (102, 837292), (114, 749156), (136, 627969), (138, 618868), (152, 561867), (184, 464151), (204, 418646), (228, 374578), (276, 309434), (323, 264408), (391, 218424), (408, 209323), (437, 195432), (456, 187289), (479, 178296), (552, 154717), (646, 132204), (782, 109212), (874, 97716), (958, 89148), (969, 88136), (1173, 72808), (1292, 66102), (1311, 65144), (1437, 59432), (1564, 54606), (1748, 48858), (1916, 44574), (1938, 44068), (2346, 36404), (2584, 33051), (2622, 32572), (2874, 29716), (3128, 27303), (3496, 24429), (3832, 22287), (3876, 22034), (4692, 18202), (5244, 16286), (5748, 14858), (7429, 11496), (7752, 11017), (8143, 10488), (9101, 9384)]