90425188

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^2\times {\mathrm{337}}^1$

素因数の和:429

約数の個数: 54

約数和(自身を含む): 189750834

約数和(自身を除く): 99325646

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 337, 518, 674, 1036, 1348, 1369, 1813, 2359, 2738, 3626, 4718, 5476, 7252, 9436, 9583, 12469, 16513, 19166, 24938, 33026, 38332, 49876, 66052, 67081, 87283, 134162, 174566, 268324, 349132, 461353, 610981, 922706, 1221962, 1845412, 2443924, 3229471, 6458942, 12917884, 22606297, 45212594, 90425188]

約数ペア:

[(1, 90425188), (2, 45212594), (4, 22606297), (7, 12917884), (14, 6458942), (28, 3229471), (37, 2443924), (49, 1845412), (74, 1221962), (98, 922706), (148, 610981), (196, 461353), (259, 349132), (337, 268324), (518, 174566), (674, 134162), (1036, 87283), (1348, 67081), (1369, 66052), (1813, 49876), (2359, 38332), (2738, 33026), (3626, 24938), (4718, 19166), (5476, 16513), (7252, 12469), (9436, 9583)]