87173060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{335281}}^1$

素因数の和:335303

約数の個数: 24

約数和(自身を含む): 197145816

約数和(自身を除く): 109972756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 335281, 670562, 1341124, 1676405, 3352810, 4358653, 6705620, 8717306, 17434612, 21793265, 43586530, 87173060]

約数ペア:

[(1, 87173060), (2, 43586530), (4, 21793265), (5, 17434612), (10, 8717306), (13, 6705620), (20, 4358653), (26, 3352810), (52, 1676405), (65, 1341124), (130, 670562), (260, 335281)]