82543210

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{41479}}^1$

素因数の和:41685

約数の個数: 16

約数和(自身を含む): 149328000

約数和(自身を除く): 66784790

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 41479, 82958, 207395, 414790, 8254321, 16508642, 41271605, 82543210]

約数ペア:

[(1, 82543210), (2, 41271605), (5, 16508642), (10, 8254321), (199, 414790), (398, 207395), (995, 82958), (1990, 41479)]