68848090

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{49531}}^1$

素因数の和:49677

約数の個数: 16

約数和(自身を含む): 124820640

約数和(自身を除く): 55972550

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 49531, 99062, 247655, 495310, 6884809, 13769618, 34424045, 68848090]

約数ペア:

[(1, 68848090), (2, 34424045), (5, 13769618), (10, 6884809), (139, 495310), (278, 247655), (695, 99062), (1390, 49531)]