68696180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{907}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 165357696

約数和(自身を除く): 96661516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 541, 907, 1082, 1814, 2164, 2705, 3628, 3787, 4535, 5410, 6349, 7574, 9070, 10820, 12698, 15148, 18140, 18935, 25396, 31745, 37870, 63490, 75740, 126980, 490687, 981374, 1962748, 2453435, 3434809, 4906870, 6869618, 9813740, 13739236, 17174045, 34348090, 68696180]

約数ペア:

[(1, 68696180), (2, 34348090), (4, 17174045), (5, 13739236), (7, 9813740), (10, 6869618), (14, 4906870), (20, 3434809), (28, 2453435), (35, 1962748), (70, 981374), (140, 490687), (541, 126980), (907, 75740), (1082, 63490), (1814, 37870), (2164, 31745), (2705, 25396), (3628, 18935), (3787, 18140), (4535, 15148), (5410, 12698), (6349, 10820), (7574, 9070)]