68863984

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 158878720

約数和(自身を除く): 90014736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 79, 86, 112, 158, 172, 181, 301, 316, 344, 362, 553, 602, 632, 688, 724, 1106, 1204, 1264, 1267, 1448, 2212, 2408, 2534, 2896, 3397, 4424, 4816, 5068, 6794, 7783, 8848, 10136, 13588, 14299, 15566, 20272, 23779, 27176, 28598, 31132, 47558, 54352, 54481, 57196, 62264, 95116, 100093, 108962, 114392, 124528, 190232, 200186, 217924, 228784, 380464, 400372, 435848, 614857, 800744, 871696, 1229714, 1601488, 2459428, 4303999, 4918856, 8607998, 9837712, 17215996, 34431992, 68863984]

約数ペア:

[(1, 68863984), (2, 34431992), (4, 17215996), (7, 9837712), (8, 8607998), (14, 4918856), (16, 4303999), (28, 2459428), (43, 1601488), (56, 1229714), (79, 871696), (86, 800744), (112, 614857), (158, 435848), (172, 400372), (181, 380464), (301, 228784), (316, 217924), (344, 200186), (362, 190232), (553, 124528), (602, 114392), (632, 108962), (688, 100093), (724, 95116), (1106, 62264), (1204, 57196), (1264, 54481), (1267, 54352), (1448, 47558), (2212, 31132), (2408, 28598), (2534, 27176), (2896, 23779), (3397, 20272), (4424, 15566), (4816, 14299), (5068, 13588), (6794, 10136), (7783, 8848)]