68854890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{176551}}^1$

素因数の和:176574

約数の個数: 32

約数和(自身を含む): 177964416

約数和(自身を除く): 109109526

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 176551, 353102, 529653, 882755, 1059306, 1765510, 2295163, 2648265, 4590326, 5296530, 6885489, 11475815, 13770978, 22951630, 34427445, 68854890]

約数ペア:

[(1, 68854890), (2, 34427445), (3, 22951630), (5, 13770978), (6, 11475815), (10, 6885489), (13, 5296530), (15, 4590326), (26, 2648265), (30, 2295163), (39, 1765510), (65, 1059306), (78, 882755), (130, 529653), (195, 353102), (390, 176551)]