131240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 314280

約数和(自身を除く): 183040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 193, 340, 386, 680, 772, 965, 1544, 1930, 3281, 3860, 6562, 7720, 13124, 16405, 26248, 32810, 65620, 131240]

約数ペア:

[(1, 131240), (2, 65620), (4, 32810), (5, 26248), (8, 16405), (10, 13124), (17, 7720), (20, 6562), (34, 3860), (40, 3281), (68, 1930), (85, 1544), (136, 965), (170, 772), (193, 680), (340, 386)]