55538756

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 123875136

約数和(自身を除く): 68336380

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 71, 91, 98, 142, 182, 196, 284, 307, 364, 497, 614, 637, 923, 994, 1228, 1274, 1846, 1988, 2149, 2548, 3479, 3692, 3991, 4298, 6461, 6958, 7982, 8596, 12922, 13916, 15043, 15964, 21797, 25844, 27937, 30086, 43594, 45227, 55874, 60172, 87188, 90454, 111748, 152579, 180908, 195559, 283361, 305158, 391118, 566722, 610316, 782236, 1068053, 1133444, 1983527, 2136106, 3967054, 4272212, 7934108, 13884689, 27769378, 55538756]

約数ペア:

[(1, 55538756), (2, 27769378), (4, 13884689), (7, 7934108), (13, 4272212), (14, 3967054), (26, 2136106), (28, 1983527), (49, 1133444), (52, 1068053), (71, 782236), (91, 610316), (98, 566722), (142, 391118), (182, 305158), (196, 283361), (284, 195559), (307, 180908), (364, 152579), (497, 111748), (614, 90454), (637, 87188), (923, 60172), (994, 55874), (1228, 45227), (1274, 43594), (1846, 30086), (1988, 27937), (2149, 25844), (2548, 21797), (3479, 15964), (3692, 15043), (3991, 13916), (4298, 12922), (6461, 8596), (6958, 7982)]