66723745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 90668160

約数和(自身を除く): 23944415

約数列:

[1, 5, 11, 43, 55, 89, 215, 317, 445, 473, 979, 1585, 2365, 3487, 3827, 4895, 13631, 17435, 19135, 28213, 42097, 68155, 141065, 149941, 210485, 310343, 749705, 1213159, 1551715, 6065795, 13344749, 66723745]

約数ペア:

[(1, 66723745), (5, 13344749), (11, 6065795), (43, 1551715), (55, 1213159), (89, 749705), (215, 310343), (317, 210485), (445, 149941), (473, 141065), (979, 68155), (1585, 42097), (2365, 28213), (3487, 19135), (3827, 17435), (4895, 13631)]