87408065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{4057}}^1$

素因数の和:4232

約数の個数: 16

約数和(自身を含む): 109079040

約数和(自身を除く): 21670975

約数列:

[1, 5, 31, 139, 155, 695, 4057, 4309, 20285, 21545, 125767, 563923, 628835, 2819615, 17481613, 87408065]

約数ペア:

[(1, 87408065), (5, 17481613), (31, 2819615), (139, 628835), (155, 563923), (695, 125767), (4057, 21545), (4309, 20285)]