45000000

素因数分解:

$2^6\times 3^2\times 5^7$

素因数の和:53

約数の個数: 168

約数和(自身を含む): 161230056

約数和(自身を除く): 116230056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 192, 200, 225, 240, 250, 288, 300, 320, 360, 375, 400, 450, 480, 500, 576, 600, 625, 720, 750, 800, 900, 960, 1000, 1125, 1200, 1250, 1440, 1500, 1600, 1800, 1875, 2000, 2250, 2400, 2500, 2880, 3000, 3125, 3600, 3750, 4000, 4500, 4800, 5000, 5625, 6000, 6250, 7200, 7500, 8000, 9000, 9375, 10000, 11250, 12000, 12500, 14400, 15000, 15625, 18000, 18750, 20000, 22500, 24000, 25000, 28125, 30000, 31250, 36000, 37500, 40000, 45000, 46875, 50000, 56250, 60000, 62500, 72000, 75000, 78125, 90000, 93750, 100000, 112500, 120000, 125000, 140625, 150000, 156250, 180000, 187500, 200000, 225000, 234375, 250000, 281250, 300000, 312500, 360000, 375000, 450000, 468750, 500000, 562500, 600000, 625000, 703125, 750000, 900000, 937500, 1000000, 1125000, 1250000, 1406250, 1500000, 1800000, 1875000, 2250000, 2500000, 2812500, 3000000, 3750000, 4500000, 5000000, 5625000, 7500000, 9000000, 11250000, 15000000, 22500000, 45000000]

約数ペア:

[(1, 45000000), (2, 22500000), (3, 15000000), (4, 11250000), (5, 9000000), (6, 7500000), (8, 5625000), (9, 5000000), (10, 4500000), (12, 3750000), (15, 3000000), (16, 2812500), (18, 2500000), (20, 2250000), (24, 1875000), (25, 1800000), (30, 1500000), (32, 1406250), (36, 1250000), (40, 1125000), (45, 1000000), (48, 937500), (50, 900000), (60, 750000), (64, 703125), (72, 625000), (75, 600000), (80, 562500), (90, 500000), (96, 468750), (100, 450000), (120, 375000), (125, 360000), (144, 312500), (150, 300000), (160, 281250), (180, 250000), (192, 234375), (200, 225000), (225, 200000), (240, 187500), (250, 180000), (288, 156250), (300, 150000), (320, 140625), (360, 125000), (375, 120000), (400, 112500), (450, 100000), (480, 93750), (500, 90000), (576, 78125), (600, 75000), (625, 72000), (720, 62500), (750, 60000), (800, 56250), (900, 50000), (960, 46875), (1000, 45000), (1125, 40000), (1200, 37500), (1250, 36000), (1440, 31250), (1500, 30000), (1600, 28125), (1800, 25000), (1875, 24000), (2000, 22500), (2250, 20000), (2400, 18750), (2500, 18000), (2880, 15625), (3000, 15000), (3125, 14400), (3600, 12500), (3750, 12000), (4000, 11250), (4500, 10000), (4800, 9375), (5000, 9000), (5625, 8000), (6000, 7500), (6250, 7200)]