66802540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1259}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 160876800

約数和(自身を除く): 94074260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 379, 758, 1259, 1516, 1895, 2518, 2653, 3790, 5036, 5306, 6295, 7580, 8813, 10612, 12590, 13265, 17626, 25180, 26530, 35252, 44065, 53060, 88130, 176260, 477161, 954322, 1908644, 2385805, 3340127, 4771610, 6680254, 9543220, 13360508, 16700635, 33401270, 66802540]

約数ペア:

[(1, 66802540), (2, 33401270), (4, 16700635), (5, 13360508), (7, 9543220), (10, 6680254), (14, 4771610), (20, 3340127), (28, 2385805), (35, 1908644), (70, 954322), (140, 477161), (379, 176260), (758, 88130), (1259, 53060), (1516, 44065), (1895, 35252), (2518, 26530), (2653, 25180), (3790, 17626), (5036, 13265), (5306, 12590), (6295, 10612), (7580, 8813)]