135501880

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{4177}}^1$

素因数の和:4999

約数の個数: 32

約数和(自身を含む): 305328240

約数和(自身を除く): 169826360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 3244, 4055, 4177, 6488, 8110, 8354, 16220, 16708, 20885, 32440, 33416, 41770, 83540, 167080, 3387547, 6775094, 13550188, 16937735, 27100376, 33875470, 67750940, 135501880]

約数ペア:

[(1, 135501880), (2, 67750940), (4, 33875470), (5, 27100376), (8, 16937735), (10, 13550188), (20, 6775094), (40, 3387547), (811, 167080), (1622, 83540), (3244, 41770), (4055, 33416), (4177, 32440), (6488, 20885), (8110, 16708), (8354, 16220)]