165885616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{1327}}^1$

素因数の和:1949

約数の個数: 40

約数和(自身を含む): 346963904

約数和(自身を除く): 181078288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 601, 1202, 1327, 2404, 2654, 4808, 5308, 7813, 9616, 10616, 15626, 17251, 21232, 31252, 34502, 62504, 69004, 125008, 138008, 276016, 797527, 1595054, 3190108, 6380216, 10367851, 12760432, 20735702, 41471404, 82942808, 165885616]

約数ペア:

[(1, 165885616), (2, 82942808), (4, 41471404), (8, 20735702), (13, 12760432), (16, 10367851), (26, 6380216), (52, 3190108), (104, 1595054), (208, 797527), (601, 276016), (1202, 138008), (1327, 125008), (2404, 69004), (2654, 62504), (4808, 34502), (5308, 31252), (7813, 21232), (9616, 17251), (10616, 15626)]