81726702008

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39443389}}^1$

素因数の和:39443439

約数の個数: 32

約数和(自身を含む): 179861858400

約数和(自身を除く): 98135156392

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 39443389, 78886778, 157773556, 276103723, 315547112, 552207446, 1104414892, 1459405393, 2208829784, 2918810786, 5837621572, 10215837751, 11675243144, 20431675502, 40863351004, 81726702008]

約数ペア:

[(1, 81726702008), (2, 40863351004), (4, 20431675502), (7, 11675243144), (8, 10215837751), (14, 5837621572), (28, 2918810786), (37, 2208829784), (56, 1459405393), (74, 1104414892), (148, 552207446), (259, 315547112), (296, 276103723), (518, 157773556), (1036, 78886778), (2072, 39443389)]