13072000

素因数分解:

$2^7\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 128

約数和(自身を含む): 35006400

約数和(自身を除く): 21934400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 43, 50, 64, 76, 80, 86, 95, 100, 125, 128, 152, 160, 172, 190, 200, 215, 250, 304, 320, 344, 380, 400, 430, 475, 500, 608, 640, 688, 760, 800, 817, 860, 950, 1000, 1075, 1216, 1376, 1520, 1600, 1634, 1720, 1900, 2000, 2150, 2375, 2432, 2752, 3040, 3200, 3268, 3440, 3800, 4000, 4085, 4300, 4750, 5375, 5504, 6080, 6536, 6880, 7600, 8000, 8170, 8600, 9500, 10750, 12160, 13072, 13760, 15200, 16000, 16340, 17200, 19000, 20425, 21500, 26144, 27520, 30400, 32680, 34400, 38000, 40850, 43000, 52288, 60800, 65360, 68800, 76000, 81700, 86000, 102125, 104576, 130720, 137600, 152000, 163400, 172000, 204250, 261440, 304000, 326800, 344000, 408500, 522880, 653600, 688000, 817000, 1307200, 1634000, 2614400, 3268000, 6536000, 13072000]

約数ペア:

[(1, 13072000), (2, 6536000), (4, 3268000), (5, 2614400), (8, 1634000), (10, 1307200), (16, 817000), (19, 688000), (20, 653600), (25, 522880), (32, 408500), (38, 344000), (40, 326800), (43, 304000), (50, 261440), (64, 204250), (76, 172000), (80, 163400), (86, 152000), (95, 137600), (100, 130720), (125, 104576), (128, 102125), (152, 86000), (160, 81700), (172, 76000), (190, 68800), (200, 65360), (215, 60800), (250, 52288), (304, 43000), (320, 40850), (344, 38000), (380, 34400), (400, 32680), (430, 30400), (475, 27520), (500, 26144), (608, 21500), (640, 20425), (688, 19000), (760, 17200), (800, 16340), (817, 16000), (860, 15200), (950, 13760), (1000, 13072), (1075, 12160), (1216, 10750), (1376, 9500), (1520, 8600), (1600, 8170), (1634, 8000), (1720, 7600), (1900, 6880), (2000, 6536), (2150, 6080), (2375, 5504), (2432, 5375), (2752, 4750), (3040, 4300), (3200, 4085), (3268, 4000), (3440, 3800)]