81076070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{461}}^1$

素因数の和:920

約数の個数: 32

約数和(自身を含む): 150020640

約数和(自身を除く): 68944570

約数列:

[1, 2, 5, 10, 43, 86, 215, 409, 430, 461, 818, 922, 2045, 2305, 4090, 4610, 17587, 19823, 35174, 39646, 87935, 99115, 175870, 188549, 198230, 377098, 942745, 1885490, 8107607, 16215214, 40538035, 81076070]

約数ペア:

[(1, 81076070), (2, 40538035), (5, 16215214), (10, 8107607), (43, 1885490), (86, 942745), (215, 377098), (409, 198230), (430, 188549), (461, 175870), (818, 99115), (922, 87935), (2045, 39646), (2305, 35174), (4090, 19823), (4610, 17587)]