64500000

素因数分解:

$2^5\times 3^1\times 5^6\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 168

約数和(自身を含む): 216559728

約数和(自身を除く): 152059728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 75, 80, 86, 96, 100, 120, 125, 129, 150, 160, 172, 200, 215, 240, 250, 258, 300, 344, 375, 400, 430, 480, 500, 516, 600, 625, 645, 688, 750, 800, 860, 1000, 1032, 1075, 1200, 1250, 1290, 1376, 1500, 1720, 1875, 2000, 2064, 2150, 2400, 2500, 2580, 3000, 3125, 3225, 3440, 3750, 4000, 4128, 4300, 5000, 5160, 5375, 6000, 6250, 6450, 6880, 7500, 8600, 9375, 10000, 10320, 10750, 12000, 12500, 12900, 15000, 15625, 16125, 17200, 18750, 20000, 20640, 21500, 25000, 25800, 26875, 30000, 31250, 32250, 34400, 37500, 43000, 46875, 50000, 51600, 53750, 60000, 62500, 64500, 75000, 80625, 86000, 93750, 100000, 103200, 107500, 125000, 129000, 134375, 150000, 161250, 172000, 187500, 215000, 250000, 258000, 268750, 300000, 322500, 375000, 403125, 430000, 500000, 516000, 537500, 645000, 671875, 750000, 806250, 860000, 1075000, 1290000, 1343750, 1500000, 1612500, 2015625, 2150000, 2580000, 2687500, 3225000, 4031250, 4300000, 5375000, 6450000, 8062500, 10750000, 12900000, 16125000, 21500000, 32250000, 64500000]

約数ペア:

[(1, 64500000), (2, 32250000), (3, 21500000), (4, 16125000), (5, 12900000), (6, 10750000), (8, 8062500), (10, 6450000), (12, 5375000), (15, 4300000), (16, 4031250), (20, 3225000), (24, 2687500), (25, 2580000), (30, 2150000), (32, 2015625), (40, 1612500), (43, 1500000), (48, 1343750), (50, 1290000), (60, 1075000), (75, 860000), (80, 806250), (86, 750000), (96, 671875), (100, 645000), (120, 537500), (125, 516000), (129, 500000), (150, 430000), (160, 403125), (172, 375000), (200, 322500), (215, 300000), (240, 268750), (250, 258000), (258, 250000), (300, 215000), (344, 187500), (375, 172000), (400, 161250), (430, 150000), (480, 134375), (500, 129000), (516, 125000), (600, 107500), (625, 103200), (645, 100000), (688, 93750), (750, 86000), (800, 80625), (860, 75000), (1000, 64500), (1032, 62500), (1075, 60000), (1200, 53750), (1250, 51600), (1290, 50000), (1376, 46875), (1500, 43000), (1720, 37500), (1875, 34400), (2000, 32250), (2064, 31250), (2150, 30000), (2400, 26875), (2500, 25800), (2580, 25000), (3000, 21500), (3125, 20640), (3225, 20000), (3440, 18750), (3750, 17200), (4000, 16125), (4128, 15625), (4300, 15000), (5000, 12900), (5160, 12500), (5375, 12000), (6000, 10750), (6250, 10320), (6450, 10000), (6880, 9375), (7500, 8600)]