85120275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 150713568

約数和(自身を除く): 65593293

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 101, 255, 303, 425, 505, 661, 1275, 1515, 1717, 1983, 2525, 3305, 5151, 7575, 8585, 9915, 11237, 16525, 25755, 33711, 42925, 49575, 56185, 66761, 128775, 168555, 200283, 280925, 333805, 842775, 1001415, 1134937, 1669025, 3404811, 5007075, 5674685, 17024055, 28373425, 85120275]

約数ペア:

[(1, 85120275), (3, 28373425), (5, 17024055), (15, 5674685), (17, 5007075), (25, 3404811), (51, 1669025), (75, 1134937), (85, 1001415), (101, 842775), (255, 333805), (303, 280925), (425, 200283), (505, 168555), (661, 128775), (1275, 66761), (1515, 56185), (1717, 49575), (1983, 42925), (2525, 33711), (3305, 25755), (5151, 16525), (7575, 11237), (8585, 9915)]