82208890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 150480000

約数和(自身を除く): 68271110

約数列:

[1, 2, 5, 10, 109, 199, 218, 379, 398, 545, 758, 995, 1090, 1895, 1990, 3790, 21691, 41311, 43382, 75421, 82622, 108455, 150842, 206555, 216910, 377105, 413110, 754210, 8220889, 16441778, 41104445, 82208890]

約数ペア:

[(1, 82208890), (2, 41104445), (5, 16441778), (10, 8220889), (109, 754210), (199, 413110), (218, 377105), (379, 216910), (398, 206555), (545, 150842), (758, 108455), (995, 82622), (1090, 75421), (1895, 43382), (1990, 41311), (3790, 21691)]