81897000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{27299}}^1$

素因数の和:27323

約数の個数: 64

約数和(自身を含む): 255528000

約数和(自身を除く): 173631000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 27299, 54598, 81897, 109196, 136495, 163794, 218392, 272990, 327588, 409485, 545980, 655176, 682475, 818970, 1091960, 1364950, 1637940, 2047425, 2729900, 3275880, 3412375, 4094850, 5459800, 6824750, 8189700, 10237125, 13649500, 16379400, 20474250, 27299000, 40948500, 81897000]

約数ペア:

[(1, 81897000), (2, 40948500), (3, 27299000), (4, 20474250), (5, 16379400), (6, 13649500), (8, 10237125), (10, 8189700), (12, 6824750), (15, 5459800), (20, 4094850), (24, 3412375), (25, 3275880), (30, 2729900), (40, 2047425), (50, 1637940), (60, 1364950), (75, 1091960), (100, 818970), (120, 682475), (125, 655176), (150, 545980), (200, 409485), (250, 327588), (300, 272990), (375, 218392), (500, 163794), (600, 136495), (750, 109196), (1000, 81897), (1500, 54598), (3000, 27299)]