161400272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22367}}^1$

素因数の和:22427

約数の個数: 40

約数和(自身を含む): 349477632

約数和(自身を除く): 188077360

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 3608, 7216, 22367, 44734, 89468, 178936, 246037, 357872, 492074, 917047, 984148, 1834094, 1968296, 3668188, 3936592, 7336376, 10087517, 14672752, 20175034, 40350068, 80700136, 161400272]

約数ペア:

[(1, 161400272), (2, 80700136), (4, 40350068), (8, 20175034), (11, 14672752), (16, 10087517), (22, 7336376), (41, 3936592), (44, 3668188), (82, 1968296), (88, 1834094), (164, 984148), (176, 917047), (328, 492074), (451, 357872), (656, 246037), (902, 178936), (1804, 89468), (3608, 44734), (7216, 22367)]