85751390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 157101120

約数和(自身を除く): 71349730

約数列:

[1, 2, 5, 10, 109, 151, 218, 302, 521, 545, 755, 1042, 1090, 1510, 2605, 5210, 16459, 32918, 56789, 78671, 82295, 113578, 157342, 164590, 283945, 393355, 567890, 786710, 8575139, 17150278, 42875695, 85751390]

約数ペア:

[(1, 85751390), (2, 42875695), (5, 17150278), (10, 8575139), (109, 786710), (151, 567890), (218, 393355), (302, 283945), (521, 164590), (545, 157342), (755, 113578), (1042, 82295), (1090, 78671), (1510, 56789), (2605, 32918), (5210, 16459)]