166756880

素因数分解:

$2^4\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{1811}}^1$

素因数の和:2975

約数の個数: 40

約数和(自身を含む): 388260864

約数和(自身を除く): 221503984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1151, 1811, 2302, 3622, 4604, 5755, 7244, 9055, 9208, 11510, 14488, 18110, 18416, 23020, 28976, 36220, 46040, 72440, 92080, 144880, 2084461, 4168922, 8337844, 10422305, 16675688, 20844610, 33351376, 41689220, 83378440, 166756880]

約数ペア:

[(1, 166756880), (2, 83378440), (4, 41689220), (5, 33351376), (8, 20844610), (10, 16675688), (16, 10422305), (20, 8337844), (40, 4168922), (80, 2084461), (1151, 144880), (1811, 92080), (2302, 72440), (3622, 46040), (4604, 36220), (5755, 28976), (7244, 23020), (9055, 18416), (9208, 18110), (11510, 14488)]