81500272

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38299}}^1$

素因数の和:38333

約数の個数: 40

約数和(自身を含む): 189968000

約数和(自身を除く): 108467728

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 38299, 76598, 153196, 268093, 306392, 536186, 612784, 727681, 1072372, 1455362, 2144744, 2910724, 4289488, 5093767, 5821448, 10187534, 11642896, 20375068, 40750136, 81500272]

約数ペア:

[(1, 81500272), (2, 40750136), (4, 20375068), (7, 11642896), (8, 10187534), (14, 5821448), (16, 5093767), (19, 4289488), (28, 2910724), (38, 2144744), (56, 1455362), (76, 1072372), (112, 727681), (133, 612784), (152, 536186), (266, 306392), (304, 268093), (532, 153196), (1064, 76598), (2128, 38299)]