8020145

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^2$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 11411136

約数和(自身を除く): 3390991

約数列:

[1, 5, 7, 35, 43, 73, 215, 301, 365, 511, 1505, 2555, 3139, 5329, 15695, 21973, 26645, 37303, 109865, 186515, 229147, 1145735, 1604029, 8020145]

約数ペア:

[(1, 8020145), (5, 1604029), (7, 1145735), (35, 229147), (43, 186515), (73, 109865), (215, 37303), (301, 26645), (365, 21973), (511, 15695), (1505, 5329), (2555, 3139)]