33140000

素因数分解:

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

素因数の和:1687

約数の個数: 60

約数和(自身を含む): 81578574

約数和(自身を除く): 48438574

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 1657, 2000, 2500, 3314, 4000, 5000, 6628, 8285, 10000, 13256, 16570, 20000, 26512, 33140, 41425, 53024, 66280, 82850, 132560, 165700, 207125, 265120, 331400, 414250, 662800, 828500, 1035625, 1325600, 1657000, 2071250, 3314000, 4142500, 6628000, 8285000, 16570000, 33140000]

約数ペア:

[(1, 33140000), (2, 16570000), (4, 8285000), (5, 6628000), (8, 4142500), (10, 3314000), (16, 2071250), (20, 1657000), (25, 1325600), (32, 1035625), (40, 828500), (50, 662800), (80, 414250), (100, 331400), (125, 265120), (160, 207125), (200, 165700), (250, 132560), (400, 82850), (500, 66280), (625, 53024), (800, 41425), (1000, 33140), (1250, 26512), (1657, 20000), (2000, 16570), (2500, 13256), (3314, 10000), (4000, 8285), (5000, 6628)]