49745025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 98654400

約数和(自身を除く): 48909375

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 101, 165, 199, 225, 275, 303, 495, 505, 597, 825, 909, 995, 1111, 1515, 1791, 2189, 2475, 2525, 2985, 3333, 4545, 4975, 5555, 6567, 7575, 8955, 9999, 10945, 14925, 16665, 19701, 20099, 22725, 27775, 32835, 44775, 49995, 54725, 60297, 83325, 98505, 100495, 164175, 180891, 221089, 249975, 301485, 492525, 502475, 663267, 904455, 1105445, 1507425, 1989801, 3316335, 4522275, 5527225, 9949005, 16581675, 49745025]

約数ペア:

[(1, 49745025), (3, 16581675), (5, 9949005), (9, 5527225), (11, 4522275), (15, 3316335), (25, 1989801), (33, 1507425), (45, 1105445), (55, 904455), (75, 663267), (99, 502475), (101, 492525), (165, 301485), (199, 249975), (225, 221089), (275, 180891), (303, 164175), (495, 100495), (505, 98505), (597, 83325), (825, 60297), (909, 54725), (995, 49995), (1111, 44775), (1515, 32835), (1791, 27775), (2189, 22725), (2475, 20099), (2525, 19701), (2985, 16665), (3333, 14925), (4545, 10945), (4975, 9999), (5555, 8955), (6567, 7575)]