66640255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 93063168

約数和(自身を除く): 26422913

約数列:

[1, 5, 11, 17, 55, 85, 187, 263, 271, 935, 1315, 1355, 2893, 2981, 4471, 4607, 14465, 14905, 22355, 23035, 49181, 50677, 71273, 245905, 253385, 356365, 784003, 1211641, 3920015, 6058205, 13328051, 66640255]

約数ペア:

[(1, 66640255), (5, 13328051), (11, 6058205), (17, 3920015), (55, 1211641), (85, 784003), (187, 356365), (263, 253385), (271, 245905), (935, 71273), (1315, 50677), (1355, 49181), (2893, 23035), (2981, 22355), (4471, 14905), (4607, 14465)]