168447890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{7759}}^1$

素因数の和:7946

約数の個数: 32

約数和(自身を含む): 328527360

約数和(自身を除く): 160079470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 167, 334, 835, 1670, 2171, 4342, 7759, 10855, 15518, 21710, 38795, 77590, 100867, 201734, 504335, 1008670, 1295753, 2591506, 6478765, 12957530, 16844789, 33689578, 84223945, 168447890]

約数ペア:

[(1, 168447890), (2, 84223945), (5, 33689578), (10, 16844789), (13, 12957530), (26, 6478765), (65, 2591506), (130, 1295753), (167, 1008670), (334, 504335), (835, 201734), (1670, 100867), (2171, 77590), (4342, 38795), (7759, 21710), (10855, 15518)]