81266692

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{239}}^1\times {\mathrm{503}}^1$

素因数の和:772

約数の個数: 36

約数和(自身を含む): 154949760

約数和(自身を除く): 73683068

約数列:

[1, 2, 4, 13, 26, 52, 169, 239, 338, 478, 503, 676, 956, 1006, 2012, 3107, 6214, 6539, 12428, 13078, 26156, 40391, 80782, 85007, 120217, 161564, 170014, 240434, 340028, 480868, 1562821, 3125642, 6251284, 20316673, 40633346, 81266692]

約数ペア:

[(1, 81266692), (2, 40633346), (4, 20316673), (13, 6251284), (26, 3125642), (52, 1562821), (169, 480868), (239, 340028), (338, 240434), (478, 170014), (503, 161564), (676, 120217), (956, 85007), (1006, 80782), (2012, 40391), (3107, 26156), (6214, 13078), (6539, 12428)]