80523905

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29879}}^1$

素因数の和:29909

約数の個数: 24

約数和(自身を含む): 122627520

約数和(自身を除く): 42103615

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 29879, 149395, 209153, 328669, 1045765, 1464071, 1643345, 2300683, 7320355, 11503415, 16104781, 80523905]

約数ペア:

[(1, 80523905), (5, 16104781), (7, 11503415), (11, 7320355), (35, 2300683), (49, 1643345), (55, 1464071), (77, 1045765), (245, 328669), (385, 209153), (539, 149395), (2695, 29879)]