28685700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31873}}^1$

素因数の和:31893

約数の個数: 54

約数和(自身を含む): 89916554

約数和(自身を除く): 61230854

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 31873, 63746, 95619, 127492, 159365, 191238, 286857, 318730, 382476, 478095, 573714, 637460, 796825, 956190, 1147428, 1434285, 1593650, 1912380, 2390475, 2868570, 3187300, 4780950, 5737140, 7171425, 9561900, 14342850, 28685700]

約数ペア:

[(1, 28685700), (2, 14342850), (3, 9561900), (4, 7171425), (5, 5737140), (6, 4780950), (9, 3187300), (10, 2868570), (12, 2390475), (15, 1912380), (18, 1593650), (20, 1434285), (25, 1147428), (30, 956190), (36, 796825), (45, 637460), (50, 573714), (60, 478095), (75, 382476), (90, 318730), (100, 286857), (150, 191238), (180, 159365), (225, 127492), (300, 95619), (450, 63746), (900, 31873)]