90512212

素因数分解:

$2^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{1783}}^1$

素因数の和:1845

約数の個数: 48

約数和(自身を含む): 189817600

約数和(自身を除く): 99305388

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 343, 518, 686, 1036, 1372, 1783, 1813, 3566, 3626, 7132, 7252, 12481, 12691, 24962, 25382, 49924, 50764, 65971, 87367, 131942, 174734, 263884, 349468, 461797, 611569, 923594, 1223138, 1847188, 2446276, 3232579, 6465158, 12930316, 22628053, 45256106, 90512212]

約数ペア:

[(1, 90512212), (2, 45256106), (4, 22628053), (7, 12930316), (14, 6465158), (28, 3232579), (37, 2446276), (49, 1847188), (74, 1223138), (98, 923594), (148, 611569), (196, 461797), (259, 349468), (343, 263884), (518, 174734), (686, 131942), (1036, 87367), (1372, 65971), (1783, 50764), (1813, 49924), (3566, 25382), (3626, 24962), (7132, 12691), (7252, 12481)]