64881656

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 156201600

約数和(自身を除く): 91319944

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 152, 211, 238, 266, 289, 323, 422, 476, 532, 578, 646, 844, 952, 1064, 1156, 1292, 1477, 1688, 2023, 2261, 2312, 2584, 2954, 3587, 4009, 4046, 4522, 5491, 5908, 7174, 8018, 8092, 9044, 10982, 11816, 14348, 16036, 16184, 18088, 21964, 25109, 28063, 28696, 32072, 38437, 43928, 50218, 56126, 60979, 68153, 76874, 100436, 112252, 121958, 136306, 153748, 200872, 224504, 243916, 272612, 307496, 426853, 477071, 487832, 545224, 853706, 954142, 1158601, 1707412, 1908284, 2317202, 3414824, 3816568, 4634404, 8110207, 9268808, 16220414, 32440828, 64881656]

約数ペア:

[(1, 64881656), (2, 32440828), (4, 16220414), (7, 9268808), (8, 8110207), (14, 4634404), (17, 3816568), (19, 3414824), (28, 2317202), (34, 1908284), (38, 1707412), (56, 1158601), (68, 954142), (76, 853706), (119, 545224), (133, 487832), (136, 477071), (152, 426853), (211, 307496), (238, 272612), (266, 243916), (289, 224504), (323, 200872), (422, 153748), (476, 136306), (532, 121958), (578, 112252), (646, 100436), (844, 76874), (952, 68153), (1064, 60979), (1156, 56126), (1292, 50218), (1477, 43928), (1688, 38437), (2023, 32072), (2261, 28696), (2312, 28063), (2584, 25109), (2954, 21964), (3587, 18088), (4009, 16184), (4046, 16036), (4522, 14348), (5491, 11816), (5908, 10982), (7174, 9044), (8018, 8092)]