78630400

素因数分解:

$2^9\times 5^2\times {\mathrm{6143}}^1$

素因数の和:6171

約数の個数: 60

約数和(自身を含む): 194844672

約数和(自身を除く): 116214272

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, 6143, 6400, 12286, 12800, 24572, 30715, 49144, 61430, 98288, 122860, 153575, 196576, 245720, 307150, 393152, 491440, 614300, 786304, 982880, 1228600, 1572608, 1965760, 2457200, 3145216, 3931520, 4914400, 7863040, 9828800, 15726080, 19657600, 39315200, 78630400]

約数ペア:

[(1, 78630400), (2, 39315200), (4, 19657600), (5, 15726080), (8, 9828800), (10, 7863040), (16, 4914400), (20, 3931520), (25, 3145216), (32, 2457200), (40, 1965760), (50, 1572608), (64, 1228600), (80, 982880), (100, 786304), (128, 614300), (160, 491440), (200, 393152), (256, 307150), (320, 245720), (400, 196576), (512, 153575), (640, 122860), (800, 98288), (1280, 61430), (1600, 49144), (2560, 30715), (3200, 24572), (6143, 12800), (6400, 12286)]