28657600

素因数分解:

$2^6\times 5^2\times {\mathrm{17911}}^1$

素因数の和:17933

約数の個数: 42

約数和(自身を含む): 70519544

約数和(自身を除く): 41861944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 17911, 35822, 71644, 89555, 143288, 179110, 286576, 358220, 447775, 573152, 716440, 895550, 1146304, 1432880, 1791100, 2865760, 3582200, 5731520, 7164400, 14328800, 28657600]

約数ペア:

[(1, 28657600), (2, 14328800), (4, 7164400), (5, 5731520), (8, 3582200), (10, 2865760), (16, 1791100), (20, 1432880), (25, 1146304), (32, 895550), (40, 716440), (50, 573152), (64, 447775), (80, 358220), (100, 286576), (160, 179110), (200, 143288), (320, 89555), (400, 71644), (800, 35822), (1600, 17911)]