81264568

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 195350400

約数和(自身を除く): 114085832

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 67, 77, 88, 121, 134, 154, 179, 242, 268, 308, 358, 469, 484, 536, 616, 716, 737, 847, 938, 968, 1253, 1432, 1474, 1694, 1876, 1969, 2506, 2948, 3388, 3752, 3938, 5012, 5159, 5896, 6776, 7876, 8107, 10024, 10318, 11993, 13783, 15752, 16214, 20636, 21659, 23986, 27566, 32428, 41272, 43318, 47972, 55132, 56749, 64856, 83951, 86636, 95944, 110264, 113498, 131923, 151613, 167902, 173272, 226996, 263846, 303226, 335804, 453992, 527692, 606452, 671608, 923461, 1055384, 1212904, 1451153, 1846922, 2902306, 3693844, 5804612, 7387688, 10158071, 11609224, 20316142, 40632284, 81264568]

約数ペア:

[(1, 81264568), (2, 40632284), (4, 20316142), (7, 11609224), (8, 10158071), (11, 7387688), (14, 5804612), (22, 3693844), (28, 2902306), (44, 1846922), (56, 1451153), (67, 1212904), (77, 1055384), (88, 923461), (121, 671608), (134, 606452), (154, 527692), (179, 453992), (242, 335804), (268, 303226), (308, 263846), (358, 226996), (469, 173272), (484, 167902), (536, 151613), (616, 131923), (716, 113498), (737, 110264), (847, 95944), (938, 86636), (968, 83951), (1253, 64856), (1432, 56749), (1474, 55132), (1694, 47972), (1876, 43318), (1969, 41272), (2506, 32428), (2948, 27566), (3388, 23986), (3752, 21659), (3938, 20636), (5012, 16214), (5159, 15752), (5896, 13783), (6776, 11993), (7876, 10318), (8107, 10024)]