8285000

素因数分解:

$2^3\times 5^4\times {\mathrm{1657}}^1$

素因数の和:1683

約数の個数: 40

約数和(自身を含む): 19423470

約数和(自身を除く): 11138470

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 1657, 2500, 3314, 5000, 6628, 8285, 13256, 16570, 33140, 41425, 66280, 82850, 165700, 207125, 331400, 414250, 828500, 1035625, 1657000, 2071250, 4142500, 8285000]

約数ペア:

[(1, 8285000), (2, 4142500), (4, 2071250), (5, 1657000), (8, 1035625), (10, 828500), (20, 414250), (25, 331400), (40, 207125), (50, 165700), (100, 82850), (125, 66280), (200, 41425), (250, 33140), (500, 16570), (625, 13256), (1000, 8285), (1250, 6628), (1657, 5000), (2500, 3314)]