25118775

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 53568000

約数和(自身を除く): 28449225

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 27, 33, 45, 51, 55, 75, 85, 99, 135, 153, 165, 187, 199, 225, 255, 275, 297, 425, 459, 495, 561, 597, 675, 765, 825, 935, 995, 1275, 1485, 1683, 1791, 2189, 2295, 2475, 2805, 2985, 3383, 3825, 4675, 4975, 5049, 5373, 6567, 7425, 8415, 8955, 10149, 10945, 11475, 14025, 14925, 16915, 19701, 25245, 26865, 30447, 32835, 37213, 42075, 44775, 50745, 54725, 59103, 84575, 91341, 98505, 111639, 126225, 134325, 152235, 164175, 186065, 253725, 295515, 334917, 456705, 492525, 558195, 761175, 930325, 1004751, 1477575, 1674585, 2283525, 2790975, 5023755, 8372925, 25118775]

約数ペア:

[(1, 25118775), (3, 8372925), (5, 5023755), (9, 2790975), (11, 2283525), (15, 1674585), (17, 1477575), (25, 1004751), (27, 930325), (33, 761175), (45, 558195), (51, 492525), (55, 456705), (75, 334917), (85, 295515), (99, 253725), (135, 186065), (153, 164175), (165, 152235), (187, 134325), (199, 126225), (225, 111639), (255, 98505), (275, 91341), (297, 84575), (425, 59103), (459, 54725), (495, 50745), (561, 44775), (597, 42075), (675, 37213), (765, 32835), (825, 30447), (935, 26865), (995, 25245), (1275, 19701), (1485, 16915), (1683, 14925), (1791, 14025), (2189, 11475), (2295, 10945), (2475, 10149), (2805, 8955), (2985, 8415), (3383, 7425), (3825, 6567), (4675, 5373), (4975, 5049)]