201997519184

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{839}}^1\times {\mathrm{1307}}^1$

素因数の和:2580

約数の個数: 80

約数和(自身を含む): 406680220800

約数和(自身を除く): 204682701616

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 397, 464, 794, 839, 1307, 1588, 1678, 2614, 3176, 3356, 5228, 6352, 6712, 10456, 11513, 13424, 20912, 23026, 24331, 37903, 46052, 48662, 75806, 92104, 97324, 151612, 184208, 194648, 303224, 333083, 389296, 518879, 606448, 666166, 1037758, 1096573, 1332332, 2075516, 2193146, 2664664, 4151032, 4386292, 5329328, 8302064, 8772584, 9659407, 15047491, 17545168, 19318814, 30094982, 31800617, 38637628, 60189964, 63601234, 77275256, 120379928, 127202468, 154550512, 240759856, 254404936, 435339481, 508809872, 870678962, 1741357924, 3482715848, 6965431696, 12624844949, 25249689898, 50499379796, 100998759592, 201997519184]

約数ペア:

[(1, 201997519184), (2, 100998759592), (4, 50499379796), (8, 25249689898), (16, 12624844949), (29, 6965431696), (58, 3482715848), (116, 1741357924), (232, 870678962), (397, 508809872), (464, 435339481), (794, 254404936), (839, 240759856), (1307, 154550512), (1588, 127202468), (1678, 120379928), (2614, 77275256), (3176, 63601234), (3356, 60189964), (5228, 38637628), (6352, 31800617), (6712, 30094982), (10456, 19318814), (11513, 17545168), (13424, 15047491), (20912, 9659407), (23026, 8772584), (24331, 8302064), (37903, 5329328), (46052, 4386292), (48662, 4151032), (75806, 2664664), (92104, 2193146), (97324, 2075516), (151612, 1332332), (184208, 1096573), (194648, 1037758), (303224, 666166), (333083, 606448), (389296, 518879)]