78894508

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 192132864

約数和(自身を除く): 113238356

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 37, 43, 44, 46, 49, 74, 77, 86, 92, 98, 148, 154, 161, 172, 196, 253, 259, 301, 308, 322, 407, 473, 506, 518, 539, 602, 644, 814, 851, 946, 989, 1012, 1036, 1078, 1127, 1204, 1591, 1628, 1702, 1771, 1813, 1892, 1978, 2107, 2156, 2254, 2849, 3182, 3311, 3404, 3542, 3626, 3956, 4214, 4508, 5698, 5957, 6364, 6622, 6923, 7084, 7252, 8428, 9361, 10879, 11137, 11396, 11914, 12397, 13244, 13846, 17501, 18722, 19943, 21758, 22274, 23177, 23828, 24794, 27692, 35002, 36593, 37444, 39886, 41699, 43516, 44548, 46354, 48461, 49588, 65527, 70004, 73186, 76153, 77959, 79772, 83398, 92708, 96922, 122507, 131054, 146372, 152306, 155918, 166796, 193844, 245014, 256151, 262108, 304612, 311836, 402523, 458689, 490028, 512302, 533071, 805046, 857549, 917378, 1024604, 1066142, 1610092, 1715098, 1793057, 1834756, 2132284, 2817661, 3430196, 3586114, 5635322, 7172228, 11270644, 19723627, 39447254, 78894508]

約数ペア:

[(1, 78894508), (2, 39447254), (4, 19723627), (7, 11270644), (11, 7172228), (14, 5635322), (22, 3586114), (23, 3430196), (28, 2817661), (37, 2132284), (43, 1834756), (44, 1793057), (46, 1715098), (49, 1610092), (74, 1066142), (77, 1024604), (86, 917378), (92, 857549), (98, 805046), (148, 533071), (154, 512302), (161, 490028), (172, 458689), (196, 402523), (253, 311836), (259, 304612), (301, 262108), (308, 256151), (322, 245014), (407, 193844), (473, 166796), (506, 155918), (518, 152306), (539, 146372), (602, 131054), (644, 122507), (814, 96922), (851, 92708), (946, 83398), (989, 79772), (1012, 77959), (1036, 76153), (1078, 73186), (1127, 70004), (1204, 65527), (1591, 49588), (1628, 48461), (1702, 46354), (1771, 44548), (1813, 43516), (1892, 41699), (1978, 39886), (2107, 37444), (2156, 36593), (2254, 35002), (2849, 27692), (3182, 24794), (3311, 23828), (3404, 23177), (3542, 22274), (3626, 21758), (3956, 19943), (4214, 18722), (4508, 17501), (5698, 13846), (5957, 13244), (6364, 12397), (6622, 11914), (6923, 11396), (7084, 11137), (7252, 10879), (8428, 9361)]