81591230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{28429}}^1$

素因数の和:28484

約数の個数: 32

約数和(自身を含む): 171944640

約数和(自身を除く): 90353410

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 28429, 56858, 142145, 199003, 284290, 398006, 995015, 1165589, 1990030, 2331178, 5827945, 8159123, 11655890, 16318246, 40795615, 81591230]

約数ペア:

[(1, 81591230), (2, 40795615), (5, 16318246), (7, 11655890), (10, 8159123), (14, 5827945), (35, 2331178), (41, 1990030), (70, 1165589), (82, 995015), (205, 398006), (287, 284290), (410, 199003), (574, 142145), (1435, 56858), (2870, 28429)]