25713640

素因数分解:

$2^3\times 5^1\times {\mathrm{733}}^1\times {\mathrm{877}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 58000680

約数和(自身を除く): 32287040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 733, 877, 1466, 1754, 2932, 3508, 3665, 4385, 5864, 7016, 7330, 8770, 14660, 17540, 29320, 35080, 642841, 1285682, 2571364, 3214205, 5142728, 6428410, 12856820, 25713640]

約数ペア:

[(1, 25713640), (2, 12856820), (4, 6428410), (5, 5142728), (8, 3214205), (10, 2571364), (20, 1285682), (40, 642841), (733, 35080), (877, 29320), (1466, 17540), (1754, 14660), (2932, 8770), (3508, 7330), (3665, 7016), (4385, 5864)]