1325700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{491}}^1$

素因数の和:514

約数の個数: 72

約数和(自身を含む): 4270560

約数和(自身を除く): 2944860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 491, 540, 675, 900, 982, 1350, 1473, 1964, 2455, 2700, 2946, 4419, 4910, 5892, 7365, 8838, 9820, 12275, 13257, 14730, 17676, 22095, 24550, 26514, 29460, 36825, 44190, 49100, 53028, 66285, 73650, 88380, 110475, 132570, 147300, 220950, 265140, 331425, 441900, 662850, 1325700]

約数ペア:

[(1, 1325700), (2, 662850), (3, 441900), (4, 331425), (5, 265140), (6, 220950), (9, 147300), (10, 132570), (12, 110475), (15, 88380), (18, 73650), (20, 66285), (25, 53028), (27, 49100), (30, 44190), (36, 36825), (45, 29460), (50, 26514), (54, 24550), (60, 22095), (75, 17676), (90, 14730), (100, 13257), (108, 12275), (135, 9820), (150, 8838), (180, 7365), (225, 5892), (270, 4910), (300, 4419), (450, 2946), (491, 2700), (540, 2455), (675, 1964), (900, 1473), (982, 1350)]