200154128

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{305113}}^1$

素因数の和:305162

約数の個数: 20

約数和(自身を含む): 397258428

約数和(自身を除く): 197104300

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 305113, 610226, 1220452, 2440904, 4881808, 12509633, 25019266, 50038532, 100077064, 200154128]

約数ペア:

[(1, 200154128), (2, 100077064), (4, 50038532), (8, 25019266), (16, 12509633), (41, 4881808), (82, 2440904), (164, 1220452), (328, 610226), (656, 305113)]