68405896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 146991600

約数和(自身を除く): 78585704

約数列:

[1, 2, 4, 8, 13, 26, 29, 37, 52, 58, 74, 104, 116, 148, 232, 296, 377, 481, 613, 754, 962, 1073, 1226, 1508, 1924, 2146, 2452, 3016, 3848, 4292, 4904, 7969, 8584, 13949, 15938, 17777, 22681, 27898, 31876, 35554, 45362, 55796, 63752, 71108, 90724, 111592, 142216, 181448, 231101, 294853, 462202, 589706, 657749, 924404, 1179412, 1315498, 1848808, 2358824, 2630996, 5261992, 8550737, 17101474, 34202948, 68405896]

約数ペア:

[(1, 68405896), (2, 34202948), (4, 17101474), (8, 8550737), (13, 5261992), (26, 2630996), (29, 2358824), (37, 1848808), (52, 1315498), (58, 1179412), (74, 924404), (104, 657749), (116, 589706), (148, 462202), (232, 294853), (296, 231101), (377, 181448), (481, 142216), (613, 111592), (754, 90724), (962, 71108), (1073, 63752), (1226, 55796), (1508, 45362), (1924, 35554), (2146, 31876), (2452, 27898), (3016, 22681), (3848, 17777), (4292, 15938), (4904, 13949), (7969, 8584)]