81483968

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1105

約数の個数: 56

約数和(自身を含む): 171328080

約数和(自身を除く): 89844112

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 64, 86, 116, 172, 232, 344, 464, 688, 928, 1021, 1247, 1376, 1856, 2042, 2494, 2752, 4084, 4988, 8168, 9976, 16336, 19952, 29609, 32672, 39904, 43903, 59218, 65344, 79808, 87806, 118436, 175612, 236872, 351224, 473744, 702448, 947488, 1273187, 1404896, 1894976, 2546374, 2809792, 5092748, 10185496, 20370992, 40741984, 81483968]

約数ペア:

[(1, 81483968), (2, 40741984), (4, 20370992), (8, 10185496), (16, 5092748), (29, 2809792), (32, 2546374), (43, 1894976), (58, 1404896), (64, 1273187), (86, 947488), (116, 702448), (172, 473744), (232, 351224), (344, 236872), (464, 175612), (688, 118436), (928, 87806), (1021, 79808), (1247, 65344), (1376, 59218), (1856, 43903), (2042, 39904), (2494, 32672), (2752, 29609), (4084, 19952), (4988, 16336), (8168, 9976)]