66802564

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{6367}}^1$

素因数の和:6475

約数の個数: 24

約数和(自身を含む): 121603328

約数和(自身を除く): 54800764

約数列:

[1, 2, 4, 43, 61, 86, 122, 172, 244, 2623, 5246, 6367, 10492, 12734, 25468, 273781, 388387, 547562, 776774, 1095124, 1553548, 16700641, 33401282, 66802564]

約数ペア:

[(1, 66802564), (2, 33401282), (4, 16700641), (43, 1553548), (61, 1095124), (86, 776774), (122, 547562), (172, 388387), (244, 273781), (2623, 25468), (5246, 12734), (6367, 10492)]