90231155

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1091}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 132088320

約数和(自身を除く): 41857165

約数列:

[1, 5, 7, 17, 35, 85, 119, 139, 595, 695, 973, 1091, 2363, 4865, 5455, 7637, 11815, 16541, 18547, 38185, 82705, 92735, 129829, 151649, 649145, 758245, 1061543, 2578033, 5307715, 12890165, 18046231, 90231155]

約数ペア:

[(1, 90231155), (5, 18046231), (7, 12890165), (17, 5307715), (35, 2578033), (85, 1061543), (119, 758245), (139, 649145), (595, 151649), (695, 129829), (973, 92735), (1091, 82705), (2363, 38185), (4865, 18547), (5455, 16541), (7637, 11815)]