1788800

素因数分解:

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

素因数の和:80

約数の個数: 96

約数和(自身を含む): 4869480

約数和(自身を除く): 3080680

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, 128, 130, 160, 172, 200, 208, 215, 260, 320, 325, 344, 400, 416, 430, 520, 559, 640, 650, 688, 800, 832, 860, 1040, 1075, 1118, 1300, 1376, 1600, 1664, 1720, 2080, 2150, 2236, 2600, 2752, 2795, 3200, 3440, 4160, 4300, 4472, 5200, 5504, 5590, 6880, 8320, 8600, 8944, 10400, 11180, 13760, 13975, 17200, 17888, 20800, 22360, 27520, 27950, 34400, 35776, 41600, 44720, 55900, 68800, 71552, 89440, 111800, 137600, 178880, 223600, 357760, 447200, 894400, 1788800]

約数ペア:

[(1, 1788800), (2, 894400), (4, 447200), (5, 357760), (8, 223600), (10, 178880), (13, 137600), (16, 111800), (20, 89440), (25, 71552), (26, 68800), (32, 55900), (40, 44720), (43, 41600), (50, 35776), (52, 34400), (64, 27950), (65, 27520), (80, 22360), (86, 20800), (100, 17888), (104, 17200), (128, 13975), (130, 13760), (160, 11180), (172, 10400), (200, 8944), (208, 8600), (215, 8320), (260, 6880), (320, 5590), (325, 5504), (344, 5200), (400, 4472), (416, 4300), (430, 4160), (520, 3440), (559, 3200), (640, 2795), (650, 2752), (688, 2600), (800, 2236), (832, 2150), (860, 2080), (1040, 1720), (1075, 1664), (1118, 1600), (1300, 1376)]