81608380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{1259}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 196439040

約数和(自身を除く): 114830660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 463, 926, 1259, 1852, 2315, 2518, 3241, 4630, 5036, 6295, 6482, 8813, 9260, 12590, 12964, 16205, 17626, 25180, 32410, 35252, 44065, 64820, 88130, 176260, 582917, 1165834, 2331668, 2914585, 4080419, 5829170, 8160838, 11658340, 16321676, 20402095, 40804190, 81608380]

約数ペア:

[(1, 81608380), (2, 40804190), (4, 20402095), (5, 16321676), (7, 11658340), (10, 8160838), (14, 5829170), (20, 4080419), (28, 2914585), (35, 2331668), (70, 1165834), (140, 582917), (463, 176260), (926, 88130), (1259, 64820), (1852, 44065), (2315, 35252), (2518, 32410), (3241, 25180), (4630, 17626), (5036, 16205), (6295, 12964), (6482, 12590), (8813, 9260)]