64181124

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{991}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 186321408

約数和(自身を除く): 122140284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257, 514, 771, 991, 1028, 1542, 1799, 1982, 2313, 2973, 3084, 3598, 3964, 4626, 5397, 5946, 6937, 7196, 8919, 9252, 10794, 11892, 13874, 16191, 17838, 20811, 21588, 27748, 32382, 35676, 41622, 62433, 64764, 83244, 124866, 249732, 254687, 509374, 764061, 1018748, 1528122, 1782809, 2292183, 3056244, 3565618, 4584366, 5348427, 7131236, 9168732, 10696854, 16045281, 21393708, 32090562, 64181124]

約数ペア:

[(1, 64181124), (2, 32090562), (3, 21393708), (4, 16045281), (6, 10696854), (7, 9168732), (9, 7131236), (12, 5348427), (14, 4584366), (18, 3565618), (21, 3056244), (28, 2292183), (36, 1782809), (42, 1528122), (63, 1018748), (84, 764061), (126, 509374), (252, 254687), (257, 249732), (514, 124866), (771, 83244), (991, 64764), (1028, 62433), (1542, 41622), (1799, 35676), (1982, 32382), (2313, 27748), (2973, 21588), (3084, 20811), (3598, 17838), (3964, 16191), (4626, 13874), (5397, 11892), (5946, 10794), (6937, 9252), (7196, 8919)]