282704890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{409}}^2$

素因数の和:851

約数の個数: 36

約数和(自身を含む): 552374154

約数和(自身を除く): 269669264

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 409, 818, 845, 1690, 2045, 4090, 5317, 10634, 26585, 53170, 69121, 138242, 167281, 334562, 345605, 691210, 836405, 1672810, 2174653, 4349306, 10873265, 21746530, 28270489, 56540978, 141352445, 282704890]

約数ペア:

[(1, 282704890), (2, 141352445), (5, 56540978), (10, 28270489), (13, 21746530), (26, 10873265), (65, 4349306), (130, 2174653), (169, 1672810), (338, 836405), (409, 691210), (818, 345605), (845, 334562), (1690, 167281), (2045, 138242), (4090, 69121), (5317, 53170), (10634, 26585)]