51989588

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 111349728

約数和(自身を除く): 59360140

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 67, 74, 98, 107, 134, 148, 196, 214, 259, 268, 428, 469, 518, 749, 938, 1036, 1498, 1813, 1876, 2479, 2996, 3283, 3626, 3959, 4958, 5243, 6566, 7169, 7252, 7918, 9916, 10486, 13132, 14338, 15836, 17353, 20972, 27713, 28676, 34706, 50183, 55426, 69412, 100366, 110852, 121471, 193991, 200732, 242942, 265253, 351281, 387982, 485884, 530506, 702562, 775964, 1061012, 1405124, 1856771, 3713542, 7427084, 12997397, 25994794, 51989588]

約数ペア:

[(1, 51989588), (2, 25994794), (4, 12997397), (7, 7427084), (14, 3713542), (28, 1856771), (37, 1405124), (49, 1061012), (67, 775964), (74, 702562), (98, 530506), (107, 485884), (134, 387982), (148, 351281), (196, 265253), (214, 242942), (259, 200732), (268, 193991), (428, 121471), (469, 110852), (518, 100366), (749, 69412), (938, 55426), (1036, 50183), (1498, 34706), (1813, 28676), (1876, 27713), (2479, 20972), (2996, 17353), (3283, 15836), (3626, 14338), (3959, 13132), (4958, 10486), (5243, 9916), (6566, 7918), (7169, 7252)]