82088720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:557

約数の個数: 120

約数和(自身を含む): 227646144

約数和(自身を除く): 145557424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 487, 490, 560, 602, 688, 784, 860, 974, 980, 1204, 1505, 1720, 1948, 1960, 2107, 2408, 2435, 3010, 3409, 3440, 3896, 3920, 4214, 4816, 4870, 6020, 6818, 7792, 8428, 9740, 10535, 12040, 13636, 16856, 17045, 19480, 20941, 21070, 23863, 24080, 27272, 33712, 34090, 38960, 41882, 42140, 47726, 54544, 68180, 83764, 84280, 95452, 104705, 119315, 136360, 146587, 167528, 168560, 190904, 209410, 238630, 272720, 293174, 335056, 381808, 418820, 477260, 586348, 732935, 837640, 954520, 1026109, 1172696, 1465870, 1675280, 1909040, 2052218, 2345392, 2931740, 4104436, 5130545, 5863480, 8208872, 10261090, 11726960, 16417744, 20522180, 41044360, 82088720]

約数ペア:

[(1, 82088720), (2, 41044360), (4, 20522180), (5, 16417744), (7, 11726960), (8, 10261090), (10, 8208872), (14, 5863480), (16, 5130545), (20, 4104436), (28, 2931740), (35, 2345392), (40, 2052218), (43, 1909040), (49, 1675280), (56, 1465870), (70, 1172696), (80, 1026109), (86, 954520), (98, 837640), (112, 732935), (140, 586348), (172, 477260), (196, 418820), (215, 381808), (245, 335056), (280, 293174), (301, 272720), (344, 238630), (392, 209410), (430, 190904), (487, 168560), (490, 167528), (560, 146587), (602, 136360), (688, 119315), (784, 104705), (860, 95452), (974, 84280), (980, 83764), (1204, 68180), (1505, 54544), (1720, 47726), (1948, 42140), (1960, 41882), (2107, 38960), (2408, 34090), (2435, 33712), (3010, 27272), (3409, 24080), (3440, 23863), (3896, 21070), (3920, 20941), (4214, 19480), (4816, 17045), (4870, 16856), (6020, 13636), (6818, 12040), (7792, 10535), (8428, 9740)]