388134400

素因数分解:

$2^9\times 5^2\times {\mathrm{30323}}^1$

素因数の和:30351

約数の個数: 60

約数和(自身を含む): 961665012

約数和(自身を除く): 573530612

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, 12800, 30323, 60646, 121292, 151615, 242584, 303230, 485168, 606460, 758075, 970336, 1212920, 1516150, 1940672, 2425840, 3032300, 3881344, 4851680, 6064600, 7762688, 9703360, 12129200, 15525376, 19406720, 24258400, 38813440, 48516800, 77626880, 97033600, 194067200, 388134400]

約数ペア:

[(1, 388134400), (2, 194067200), (4, 97033600), (5, 77626880), (8, 48516800), (10, 38813440), (16, 24258400), (20, 19406720), (25, 15525376), (32, 12129200), (40, 9703360), (50, 7762688), (64, 6064600), (80, 4851680), (100, 3881344), (128, 3032300), (160, 2425840), (200, 1940672), (256, 1516150), (320, 1212920), (400, 970336), (512, 758075), (640, 606460), (800, 485168), (1280, 303230), (1600, 242584), (2560, 151615), (3200, 121292), (6400, 60646), (12800, 30323)]