165066820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{4283}}^1$

素因数の和:4380

約数の個数: 48

約数和(自身を含む): 362734848

約数和(自身を除く): 197668028

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 820, 940, 1927, 3854, 4283, 7708, 8566, 9635, 17132, 19270, 21415, 38540, 42830, 85660, 175603, 201301, 351206, 402602, 702412, 805204, 878015, 1006505, 1756030, 2013010, 3512060, 4026020, 8253341, 16506682, 33013364, 41266705, 82533410, 165066820]

約数ペア:

[(1, 165066820), (2, 82533410), (4, 41266705), (5, 33013364), (10, 16506682), (20, 8253341), (41, 4026020), (47, 3512060), (82, 2013010), (94, 1756030), (164, 1006505), (188, 878015), (205, 805204), (235, 702412), (410, 402602), (470, 351206), (820, 201301), (940, 175603), (1927, 85660), (3854, 42830), (4283, 38540), (7708, 21415), (8566, 19270), (9635, 17132)]