164115200

素因数分解:

$2^8\times 5^2\times {\mathrm{25643}}^1$

素因数の和:25669

約数の個数: 54

約数和(自身を含む): 406226604

約数和(自身を除く): 242111404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 25643, 51286, 102572, 128215, 205144, 256430, 410288, 512860, 641075, 820576, 1025720, 1282150, 1641152, 2051440, 2564300, 3282304, 4102880, 5128600, 6564608, 8205760, 10257200, 16411520, 20514400, 32823040, 41028800, 82057600, 164115200]

約数ペア:

[(1, 164115200), (2, 82057600), (4, 41028800), (5, 32823040), (8, 20514400), (10, 16411520), (16, 10257200), (20, 8205760), (25, 6564608), (32, 5128600), (40, 4102880), (50, 3282304), (64, 2564300), (80, 2051440), (100, 1641152), (128, 1282150), (160, 1025720), (200, 820576), (256, 641075), (320, 512860), (400, 410288), (640, 256430), (800, 205144), (1280, 128215), (1600, 102572), (3200, 51286), (6400, 25643)]