44720000

素因数分解:

$2^7\times 5^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 160

約数和(自身を含む): 122679480

約数和(自身を除く): 77959480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 43, 50, 52, 64, 65, 80, 86, 100, 104, 125, 128, 130, 160, 172, 200, 208, 215, 250, 260, 320, 325, 344, 400, 416, 430, 500, 520, 559, 625, 640, 650, 688, 800, 832, 860, 1000, 1040, 1075, 1118, 1250, 1300, 1376, 1600, 1625, 1664, 1720, 2000, 2080, 2150, 2236, 2500, 2600, 2752, 2795, 3200, 3250, 3440, 4000, 4160, 4300, 4472, 5000, 5200, 5375, 5504, 5590, 6500, 6880, 8000, 8125, 8320, 8600, 8944, 10000, 10400, 10750, 11180, 13000, 13760, 13975, 16000, 16250, 17200, 17888, 20000, 20800, 21500, 22360, 26000, 26875, 27520, 27950, 32500, 34400, 35776, 40000, 41600, 43000, 44720, 52000, 53750, 55900, 65000, 68800, 69875, 71552, 80000, 86000, 89440, 104000, 107500, 111800, 130000, 137600, 139750, 172000, 178880, 208000, 215000, 223600, 260000, 279500, 344000, 349375, 357760, 430000, 447200, 520000, 559000, 688000, 698750, 860000, 894400, 1040000, 1118000, 1397500, 1720000, 1788800, 2236000, 2795000, 3440000, 4472000, 5590000, 8944000, 11180000, 22360000, 44720000]

約数ペア:

[(1, 44720000), (2, 22360000), (4, 11180000), (5, 8944000), (8, 5590000), (10, 4472000), (13, 3440000), (16, 2795000), (20, 2236000), (25, 1788800), (26, 1720000), (32, 1397500), (40, 1118000), (43, 1040000), (50, 894400), (52, 860000), (64, 698750), (65, 688000), (80, 559000), (86, 520000), (100, 447200), (104, 430000), (125, 357760), (128, 349375), (130, 344000), (160, 279500), (172, 260000), (200, 223600), (208, 215000), (215, 208000), (250, 178880), (260, 172000), (320, 139750), (325, 137600), (344, 130000), (400, 111800), (416, 107500), (430, 104000), (500, 89440), (520, 86000), (559, 80000), (625, 71552), (640, 69875), (650, 68800), (688, 65000), (800, 55900), (832, 53750), (860, 52000), (1000, 44720), (1040, 43000), (1075, 41600), (1118, 40000), (1250, 35776), (1300, 34400), (1376, 32500), (1600, 27950), (1625, 27520), (1664, 26875), (1720, 26000), (2000, 22360), (2080, 21500), (2150, 20800), (2236, 20000), (2500, 17888), (2600, 17200), (2752, 16250), (2795, 16000), (3200, 13975), (3250, 13760), (3440, 13000), (4000, 11180), (4160, 10750), (4300, 10400), (4472, 10000), (5000, 8944), (5200, 8600), (5375, 8320), (5504, 8125), (5590, 8000), (6500, 6880)]