164481290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{50923}}^1$

素因数の和:50966

約数の個数: 32

約数和(自身を含む): 329987520

約数和(自身を除く): 165506230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 50923, 101846, 254615, 509230, 865691, 967537, 1731382, 1935074, 4328455, 4837685, 8656910, 9675370, 16448129, 32896258, 82240645, 164481290]

約数ペア:

[(1, 164481290), (2, 82240645), (5, 32896258), (10, 16448129), (17, 9675370), (19, 8656910), (34, 4837685), (38, 4328455), (85, 1935074), (95, 1731382), (170, 967537), (190, 865691), (323, 509230), (646, 254615), (1615, 101846), (3230, 50923)]