166806880

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8209}}^1$

素因数の和:8351

約数の個数: 48

約数和(自身を含む): 397232640

約数和(自身を除く): 230425760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 8209, 10160, 16418, 20320, 32836, 41045, 65672, 82090, 131344, 164180, 262688, 328360, 656720, 1042543, 1313440, 2085086, 4170172, 5212715, 8340344, 10425430, 16680688, 20850860, 33361376, 41701720, 83403440, 166806880]

約数ペア:

[(1, 166806880), (2, 83403440), (4, 41701720), (5, 33361376), (8, 20850860), (10, 16680688), (16, 10425430), (20, 8340344), (32, 5212715), (40, 4170172), (80, 2085086), (127, 1313440), (160, 1042543), (254, 656720), (508, 328360), (635, 262688), (1016, 164180), (1270, 131344), (2032, 82090), (2540, 65672), (4064, 41045), (5080, 32836), (8209, 20320), (10160, 16418)]