81302908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{2377}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 151012512

約数和(自身を除く): 69709604

約数列:

[1, 2, 4, 17, 34, 68, 503, 1006, 2012, 2377, 4754, 8551, 9508, 17102, 34204, 40409, 80818, 161636, 1195631, 2391262, 4782524, 20325727, 40651454, 81302908]

約数ペア:

[(1, 81302908), (2, 40651454), (4, 20325727), (17, 4782524), (34, 2391262), (68, 1195631), (503, 161636), (1006, 80818), (2012, 40409), (2377, 34204), (4754, 17102), (8551, 9508)]