28079012104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{7687}}^1$

素因数の和:7851

約数の個数: 128

約数和(自身を含む): 64475873280

約数和(自身を除く): 36396861176

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 103, 104, 124, 143, 206, 248, 286, 341, 403, 412, 572, 682, 806, 824, 1133, 1144, 1339, 1364, 1612, 2266, 2678, 2728, 3193, 3224, 4433, 4532, 5356, 6386, 7687, 8866, 9064, 10712, 12772, 14729, 15374, 17732, 25544, 29458, 30748, 35123, 35464, 41509, 58916, 61496, 70246, 83018, 84557, 99931, 117832, 140492, 166036, 169114, 199862, 238297, 280984, 332072, 338228, 399724, 456599, 476594, 676456, 791761, 799448, 913198, 953188, 1099241, 1583522, 1826396, 1906376, 2198482, 2621267, 3097861, 3167044, 3652792, 4396964, 5242534, 6195722, 6334088, 8709371, 8793928, 10292893, 10485068, 12391444, 17418742, 20585786, 20970136, 24544591, 24782888, 34076471, 34837484, 41171572, 49089182, 68152942, 69674968, 82343144, 98178364, 113221823, 136305884, 196356728, 226443646, 269990501, 272611768, 319079683, 452887292, 539981002, 638159366, 905774584, 1079962004, 1276318732, 2159924008, 2552637464, 3509876513, 7019753026, 14039506052, 28079012104]

約数ペア:

[(1, 28079012104), (2, 14039506052), (4, 7019753026), (8, 3509876513), (11, 2552637464), (13, 2159924008), (22, 1276318732), (26, 1079962004), (31, 905774584), (44, 638159366), (52, 539981002), (62, 452887292), (88, 319079683), (103, 272611768), (104, 269990501), (124, 226443646), (143, 196356728), (206, 136305884), (248, 113221823), (286, 98178364), (341, 82343144), (403, 69674968), (412, 68152942), (572, 49089182), (682, 41171572), (806, 34837484), (824, 34076471), (1133, 24782888), (1144, 24544591), (1339, 20970136), (1364, 20585786), (1612, 17418742), (2266, 12391444), (2678, 10485068), (2728, 10292893), (3193, 8793928), (3224, 8709371), (4433, 6334088), (4532, 6195722), (5356, 5242534), (6386, 4396964), (7687, 3652792), (8866, 3167044), (9064, 3097861), (10712, 2621267), (12772, 2198482), (14729, 1906376), (15374, 1826396), (17732, 1583522), (25544, 1099241), (29458, 953188), (30748, 913198), (35123, 799448), (35464, 791761), (41509, 676456), (58916, 476594), (61496, 456599), (70246, 399724), (83018, 338228), (84557, 332072), (99931, 280984), (117832, 238297), (140492, 199862), (166036, 169114)]