81047700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{90053}}^1$

素因数の和:90073

約数の個数: 54

約数和(自身を含む): 254042334

約数和(自身を除く): 172994634

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, 90053, 180106, 270159, 360212, 450265, 540318, 810477, 900530, 1080636, 1350795, 1620954, 1801060, 2251325, 2701590, 3241908, 4052385, 4502650, 5403180, 6753975, 8104770, 9005300, 13507950, 16209540, 20261925, 27015900, 40523850, 81047700]

約数ペア:

[(1, 81047700), (2, 40523850), (3, 27015900), (4, 20261925), (5, 16209540), (6, 13507950), (9, 9005300), (10, 8104770), (12, 6753975), (15, 5403180), (18, 4502650), (20, 4052385), (25, 3241908), (30, 2701590), (36, 2251325), (45, 1801060), (50, 1620954), (60, 1350795), (75, 1080636), (90, 900530), (100, 810477), (150, 540318), (180, 450265), (225, 360212), (300, 270159), (450, 180106), (900, 90053)]