166008560

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{4261}}^1$

素因数の和:4761

約数の個数: 40

約数和(自身を含む): 386853216

約数和(自身を除く): 220844656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2435, 3896, 4261, 4870, 7792, 8522, 9740, 17044, 19480, 21305, 34088, 38960, 42610, 68176, 85220, 170440, 340880, 2075107, 4150214, 8300428, 10375535, 16600856, 20751070, 33201712, 41502140, 83004280, 166008560]

約数ペア:

[(1, 166008560), (2, 83004280), (4, 41502140), (5, 33201712), (8, 20751070), (10, 16600856), (16, 10375535), (20, 8300428), (40, 4150214), (80, 2075107), (487, 340880), (974, 170440), (1948, 85220), (2435, 68176), (3896, 42610), (4261, 38960), (4870, 34088), (7792, 21305), (8522, 19480), (9740, 17044)]