12856500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{2857}}^1$

素因数の和:2882

約数の個数: 72

約数和(自身を含む): 40572168

約数和(自身を除く): 27715668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 2857, 4500, 5714, 8571, 11428, 14285, 17142, 25713, 28570, 34284, 42855, 51426, 57140, 71425, 85710, 102852, 128565, 142850, 171420, 214275, 257130, 285700, 357125, 428550, 514260, 642825, 714250, 857100, 1071375, 1285650, 1428500, 2142750, 2571300, 3214125, 4285500, 6428250, 12856500]

約数ペア:

[(1, 12856500), (2, 6428250), (3, 4285500), (4, 3214125), (5, 2571300), (6, 2142750), (9, 1428500), (10, 1285650), (12, 1071375), (15, 857100), (18, 714250), (20, 642825), (25, 514260), (30, 428550), (36, 357125), (45, 285700), (50, 257130), (60, 214275), (75, 171420), (90, 142850), (100, 128565), (125, 102852), (150, 85710), (180, 71425), (225, 57140), (250, 51426), (300, 42855), (375, 34284), (450, 28570), (500, 25713), (750, 17142), (900, 14285), (1125, 11428), (1500, 8571), (2250, 5714), (2857, 4500)]