81194596

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 168158592

約数和(自身を除く): 86963996

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 107, 164, 214, 287, 428, 574, 661, 749, 1148, 1322, 1498, 2644, 2996, 4387, 4627, 8774, 9254, 17548, 18508, 27101, 30709, 54202, 61418, 70727, 108404, 122836, 141454, 189707, 282908, 379414, 495089, 758828, 990178, 1980356, 2899807, 5799614, 11599228, 20298649, 40597298, 81194596]

約数ペア:

[(1, 81194596), (2, 40597298), (4, 20298649), (7, 11599228), (14, 5799614), (28, 2899807), (41, 1980356), (82, 990178), (107, 758828), (164, 495089), (214, 379414), (287, 282908), (428, 189707), (574, 141454), (661, 122836), (749, 108404), (1148, 70727), (1322, 61418), (1498, 54202), (2644, 30709), (2996, 27101), (4387, 18508), (4627, 17548), (8774, 9254)]