85143340

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{33521}}^1$

素因数の和:33657

約数の個数: 24

約数和(自身を含む): 180214272

約数和(自身を除く): 95070932

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 33521, 67042, 134084, 167605, 335210, 670420, 4257167, 8514334, 17028668, 21285835, 42571670, 85143340]

約数ペア:

[(1, 85143340), (2, 42571670), (4, 21285835), (5, 17028668), (10, 8514334), (20, 4257167), (127, 670420), (254, 335210), (508, 167605), (635, 134084), (1270, 67042), (2540, 33521)]