2249005825

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:919

約数の個数: 72

約数和(自身を含む): 3277290240

約数和(自身を除く): 1028284415

約数列:

[1, 5, 11, 25, 29, 31, 55, 121, 145, 155, 275, 319, 341, 605, 725, 775, 827, 899, 1595, 1705, 3025, 3509, 3751, 4135, 4495, 7975, 8525, 9097, 9889, 17545, 18755, 20675, 22475, 23983, 25637, 45485, 49445, 87725, 93775, 100067, 108779, 119915, 128185, 227425, 247225, 263813, 282007, 500335, 543895, 599575, 640925, 743473, 1319065, 1410035, 2501675, 2719475, 2901943, 3102077, 3717365, 6595325, 7050175, 8178203, 14509715, 15510385, 18586825, 40891015, 72548575, 77551925, 89960233, 204455075, 449801165, 2249005825]

約数ペア:

[(1, 2249005825), (5, 449801165), (11, 204455075), (25, 89960233), (29, 77551925), (31, 72548575), (55, 40891015), (121, 18586825), (145, 15510385), (155, 14509715), (275, 8178203), (319, 7050175), (341, 6595325), (605, 3717365), (725, 3102077), (775, 2901943), (827, 2719475), (899, 2501675), (1595, 1410035), (1705, 1319065), (3025, 743473), (3509, 640925), (3751, 599575), (4135, 543895), (4495, 500335), (7975, 282007), (8525, 263813), (9097, 247225), (9889, 227425), (17545, 128185), (18755, 119915), (20675, 108779), (22475, 100067), (23983, 93775), (25637, 87725), (45485, 49445)]