68219564

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 149194080

約数和(自身を除く): 80974516

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 49, 74, 92, 98, 148, 161, 196, 259, 322, 409, 518, 644, 818, 851, 1036, 1127, 1636, 1702, 1813, 2254, 2863, 3404, 3626, 4508, 5726, 5957, 7252, 9407, 11452, 11914, 15133, 18814, 20041, 23828, 30266, 37628, 40082, 41699, 60532, 65849, 80164, 83398, 105931, 131698, 166796, 211862, 263396, 348059, 423724, 460943, 696118, 741517, 921886, 1392236, 1483034, 1843772, 2436413, 2966068, 4872826, 9745652, 17054891, 34109782, 68219564]

約数ペア:

[(1, 68219564), (2, 34109782), (4, 17054891), (7, 9745652), (14, 4872826), (23, 2966068), (28, 2436413), (37, 1843772), (46, 1483034), (49, 1392236), (74, 921886), (92, 741517), (98, 696118), (148, 460943), (161, 423724), (196, 348059), (259, 263396), (322, 211862), (409, 166796), (518, 131698), (644, 105931), (818, 83398), (851, 80164), (1036, 65849), (1127, 60532), (1636, 41699), (1702, 40082), (1813, 37628), (2254, 30266), (2863, 23828), (3404, 20041), (3626, 18814), (4508, 15133), (5726, 11914), (5957, 11452), (7252, 9407)]