90713660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{337}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 196131936

約数和(自身を除く): 105418276

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 313, 337, 430, 626, 674, 860, 1252, 1348, 1565, 1685, 3130, 3370, 6260, 6740, 13459, 14491, 26918, 28982, 53836, 57964, 67295, 72455, 105481, 134590, 144910, 210962, 269180, 289820, 421924, 527405, 1054810, 2109620, 4535683, 9071366, 18142732, 22678415, 45356830, 90713660]

約数ペア:

[(1, 90713660), (2, 45356830), (4, 22678415), (5, 18142732), (10, 9071366), (20, 4535683), (43, 2109620), (86, 1054810), (172, 527405), (215, 421924), (313, 289820), (337, 269180), (430, 210962), (626, 144910), (674, 134590), (860, 105481), (1252, 72455), (1348, 67295), (1565, 57964), (1685, 53836), (3130, 28982), (3370, 26918), (6260, 14491), (6740, 13459)]