161063216

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4889}}^1$

素因数の和:4997

約数の個数: 40

約数和(自身を含む): 327434400

約数和(自身を除く): 166371184

約数列:

[1, 2, 4, 8, 16, 29, 58, 71, 116, 142, 232, 284, 464, 568, 1136, 2059, 4118, 4889, 8236, 9778, 16472, 19556, 32944, 39112, 78224, 141781, 283562, 347119, 567124, 694238, 1134248, 1388476, 2268496, 2776952, 5553904, 10066451, 20132902, 40265804, 80531608, 161063216]

約数ペア:

[(1, 161063216), (2, 80531608), (4, 40265804), (8, 20132902), (16, 10066451), (29, 5553904), (58, 2776952), (71, 2268496), (116, 1388476), (142, 1134248), (232, 694238), (284, 567124), (464, 347119), (568, 283562), (1136, 141781), (2059, 78224), (4118, 39112), (4889, 32944), (8236, 19556), (9778, 16472)]