25472000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{199}}^1$

素因数の和:234

約数の個数: 88

約数和(自身を含む): 63866400

約数和(自身を除く): 38394400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 199, 200, 250, 256, 320, 398, 400, 500, 512, 640, 796, 800, 995, 1000, 1024, 1280, 1592, 1600, 1990, 2000, 2560, 3184, 3200, 3980, 4000, 4975, 5120, 6368, 6400, 7960, 8000, 9950, 12736, 12800, 15920, 16000, 19900, 24875, 25472, 25600, 31840, 32000, 39800, 49750, 50944, 63680, 64000, 79600, 99500, 101888, 127360, 128000, 159200, 199000, 203776, 254720, 318400, 398000, 509440, 636800, 796000, 1018880, 1273600, 1592000, 2547200, 3184000, 5094400, 6368000, 12736000, 25472000]

約数ペア:

[(1, 25472000), (2, 12736000), (4, 6368000), (5, 5094400), (8, 3184000), (10, 2547200), (16, 1592000), (20, 1273600), (25, 1018880), (32, 796000), (40, 636800), (50, 509440), (64, 398000), (80, 318400), (100, 254720), (125, 203776), (128, 199000), (160, 159200), (199, 128000), (200, 127360), (250, 101888), (256, 99500), (320, 79600), (398, 64000), (400, 63680), (500, 50944), (512, 49750), (640, 39800), (796, 32000), (800, 31840), (995, 25600), (1000, 25472), (1024, 24875), (1280, 19900), (1592, 16000), (1600, 15920), (1990, 12800), (2000, 12736), (2560, 9950), (3184, 8000), (3200, 7960), (3980, 6400), (4000, 6368), (4975, 5120)]