164364080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50111}}^1$

素因数の和:50165

約数の個数: 40

約数和(自身を含む): 391474944

約数和(自身を除く): 227110864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 50111, 100222, 200444, 250555, 400888, 501110, 801776, 1002220, 2004440, 2054551, 4008880, 4109102, 8218204, 10272755, 16436408, 20545510, 32872816, 41091020, 82182040, 164364080]

約数ペア:

[(1, 164364080), (2, 82182040), (4, 41091020), (5, 32872816), (8, 20545510), (10, 16436408), (16, 10272755), (20, 8218204), (40, 4109102), (41, 4008880), (80, 2054551), (82, 2004440), (164, 1002220), (205, 801776), (328, 501110), (410, 400888), (656, 250555), (820, 200444), (1640, 100222), (3280, 50111)]