171774070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{1999}}^1$

素因数の和:2680

約数の個数: 32

約数和(自身を含む): 333648000

約数和(自身を除く): 161873930

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 661, 1322, 1999, 3305, 3998, 6610, 8593, 9995, 17186, 19990, 25987, 42965, 51974, 85930, 129935, 259870, 1321339, 2642678, 6606695, 13213390, 17177407, 34354814, 85887035, 171774070]

約数ペア:

[(1, 171774070), (2, 85887035), (5, 34354814), (10, 17177407), (13, 13213390), (26, 6606695), (65, 2642678), (130, 1321339), (661, 259870), (1322, 129935), (1999, 85930), (3305, 51974), (3998, 42965), (6610, 25987), (8593, 19990), (9995, 17186)]