254671592

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6469}}^1$

素因数の和:6538

約数の個数: 64

約数和(自身を含む): 590064000

約数和(自身を除く): 335392408

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 37, 38, 56, 74, 76, 133, 148, 152, 259, 266, 296, 518, 532, 703, 1036, 1064, 1406, 2072, 2812, 4921, 5624, 6469, 9842, 12938, 19684, 25876, 39368, 45283, 51752, 90566, 122911, 181132, 239353, 245822, 362264, 478706, 491644, 860377, 957412, 983288, 1675471, 1720754, 1914824, 3350942, 3441508, 4547707, 6701884, 6883016, 9095414, 13403768, 18190828, 31833949, 36381656, 63667898, 127335796, 254671592]

約数ペア:

[(1, 254671592), (2, 127335796), (4, 63667898), (7, 36381656), (8, 31833949), (14, 18190828), (19, 13403768), (28, 9095414), (37, 6883016), (38, 6701884), (56, 4547707), (74, 3441508), (76, 3350942), (133, 1914824), (148, 1720754), (152, 1675471), (259, 983288), (266, 957412), (296, 860377), (518, 491644), (532, 478706), (703, 362264), (1036, 245822), (1064, 239353), (1406, 181132), (2072, 122911), (2812, 90566), (4921, 51752), (5624, 45283), (6469, 39368), (9842, 25876), (12938, 19684)]