76540000

素因数分解:

$2^5\times 5^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 120

約数和(自身を含む): 194843880

約数和(自身を除く): 118303880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 89, 100, 125, 160, 172, 178, 200, 215, 250, 344, 356, 400, 430, 445, 500, 625, 688, 712, 800, 860, 890, 1000, 1075, 1250, 1376, 1424, 1720, 1780, 2000, 2150, 2225, 2500, 2848, 3440, 3560, 3827, 4000, 4300, 4450, 5000, 5375, 6880, 7120, 7654, 8600, 8900, 10000, 10750, 11125, 14240, 15308, 17200, 17800, 19135, 20000, 21500, 22250, 26875, 30616, 34400, 35600, 38270, 43000, 44500, 53750, 55625, 61232, 71200, 76540, 86000, 89000, 95675, 107500, 111250, 122464, 153080, 172000, 178000, 191350, 215000, 222500, 306160, 356000, 382700, 430000, 445000, 478375, 612320, 765400, 860000, 890000, 956750, 1530800, 1780000, 1913500, 2391875, 3061600, 3827000, 4783750, 7654000, 9567500, 15308000, 19135000, 38270000, 76540000]

約数ペア:

[(1, 76540000), (2, 38270000), (4, 19135000), (5, 15308000), (8, 9567500), (10, 7654000), (16, 4783750), (20, 3827000), (25, 3061600), (32, 2391875), (40, 1913500), (43, 1780000), (50, 1530800), (80, 956750), (86, 890000), (89, 860000), (100, 765400), (125, 612320), (160, 478375), (172, 445000), (178, 430000), (200, 382700), (215, 356000), (250, 306160), (344, 222500), (356, 215000), (400, 191350), (430, 178000), (445, 172000), (500, 153080), (625, 122464), (688, 111250), (712, 107500), (800, 95675), (860, 89000), (890, 86000), (1000, 76540), (1075, 71200), (1250, 61232), (1376, 55625), (1424, 53750), (1720, 44500), (1780, 43000), (2000, 38270), (2150, 35600), (2225, 34400), (2500, 30616), (2848, 26875), (3440, 22250), (3560, 21500), (3827, 20000), (4000, 19135), (4300, 17800), (4450, 17200), (5000, 15308), (5375, 14240), (6880, 11125), (7120, 10750), (7654, 10000), (8600, 8900)]