6628000

素因数分解:

$2^5\times 5^3\times {\mathrm{1657}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 16294824

約数和(自身を除く): 9666824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 1657, 2000, 3314, 4000, 6628, 8285, 13256, 16570, 26512, 33140, 41425, 53024, 66280, 82850, 132560, 165700, 207125, 265120, 331400, 414250, 662800, 828500, 1325600, 1657000, 3314000, 6628000]

約数ペア:

[(1, 6628000), (2, 3314000), (4, 1657000), (5, 1325600), (8, 828500), (10, 662800), (16, 414250), (20, 331400), (25, 265120), (32, 207125), (40, 165700), (50, 132560), (80, 82850), (100, 66280), (125, 53024), (160, 41425), (200, 33140), (250, 26512), (400, 16570), (500, 13256), (800, 8285), (1000, 6628), (1657, 4000), (2000, 3314)]