66778768

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4483}}^1$

素因数の和:4524

約数の個数: 60

約数和(自身を含む): 158464560

約数和(自身を除く): 91685792

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1862, 2128, 3724, 4483, 7448, 8966, 14896, 17932, 31381, 35864, 62762, 71728, 85177, 125524, 170354, 219667, 251048, 340708, 439334, 502096, 596239, 681416, 878668, 1192478, 1362832, 1757336, 2384956, 3514672, 4173673, 4769912, 8347346, 9539824, 16694692, 33389384, 66778768]

約数ペア:

[(1, 66778768), (2, 33389384), (4, 16694692), (7, 9539824), (8, 8347346), (14, 4769912), (16, 4173673), (19, 3514672), (28, 2384956), (38, 1757336), (49, 1362832), (56, 1192478), (76, 878668), (98, 681416), (112, 596239), (133, 502096), (152, 439334), (196, 340708), (266, 251048), (304, 219667), (392, 170354), (532, 125524), (784, 85177), (931, 71728), (1064, 62762), (1862, 35864), (2128, 31381), (3724, 17932), (4483, 14896), (7448, 8966)]