131315200

素因数分解:

$2^9\times 5^2\times {\mathrm{10259}}^1$

素因数の和:10287

約数の個数: 60

約数和(自身を含む): 325375380

約数和(自身を除く): 194060180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 10259, 12800, 20518, 41036, 51295, 82072, 102590, 164144, 205180, 256475, 328288, 410360, 512950, 656576, 820720, 1025900, 1313152, 1641440, 2051800, 2626304, 3282880, 4103600, 5252608, 6565760, 8207200, 13131520, 16414400, 26263040, 32828800, 65657600, 131315200]

約数ペア:

[(1, 131315200), (2, 65657600), (4, 32828800), (5, 26263040), (8, 16414400), (10, 13131520), (16, 8207200), (20, 6565760), (25, 5252608), (32, 4103600), (40, 3282880), (50, 2626304), (64, 2051800), (80, 1641440), (100, 1313152), (128, 1025900), (160, 820720), (200, 656576), (256, 512950), (320, 410360), (400, 328288), (512, 256475), (640, 205180), (800, 164144), (1280, 102590), (1600, 82072), (2560, 51295), (3200, 41036), (6400, 20518), (10259, 12800)]