68849240

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13553}}^1$

素因数の和:13691

約数の個数: 32

約数和(自身を含む): 156142080

約数和(自身を除く): 87292840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 13553, 27106, 54212, 67765, 108424, 135530, 271060, 542120, 1721231, 3442462, 6884924, 8606155, 13769848, 17212310, 34424620, 68849240]

約数ペア:

[(1, 68849240), (2, 34424620), (4, 17212310), (5, 13769848), (8, 8606155), (10, 6884924), (20, 3442462), (40, 1721231), (127, 542120), (254, 271060), (508, 135530), (635, 108424), (1016, 67765), (1270, 54212), (2540, 27106), (5080, 13553)]