72715804

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^2\times {\mathrm{271}}^1$

素因数の和:363

約数の個数: 54

約数和(自身を含む): 152698896

約数和(自身を除く): 79983092

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 271, 518, 542, 1036, 1084, 1369, 1813, 1897, 2738, 3626, 3794, 5476, 7252, 7588, 9583, 10027, 13279, 19166, 20054, 26558, 38332, 40108, 53116, 67081, 70189, 134162, 140378, 268324, 280756, 370999, 491323, 741998, 982646, 1483996, 1965292, 2596993, 5193986, 10387972, 18178951, 36357902, 72715804]

約数ペア:

[(1, 72715804), (2, 36357902), (4, 18178951), (7, 10387972), (14, 5193986), (28, 2596993), (37, 1965292), (49, 1483996), (74, 982646), (98, 741998), (148, 491323), (196, 370999), (259, 280756), (271, 268324), (518, 140378), (542, 134162), (1036, 70189), (1084, 67081), (1369, 53116), (1813, 40108), (1897, 38332), (2738, 26558), (3626, 20054), (3794, 19166), (5476, 13279), (7252, 10027), (7588, 9583)]