51313395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 106099200

約数和(自身を除く): 54785805

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 51, 57, 85, 89, 95, 105, 119, 133, 255, 267, 285, 289, 323, 357, 399, 445, 595, 623, 665, 867, 969, 1335, 1445, 1513, 1615, 1691, 1785, 1869, 1995, 2023, 2261, 3115, 4335, 4539, 4845, 5073, 5491, 6069, 6783, 7565, 8455, 9345, 10115, 10591, 11305, 11837, 16473, 22695, 25365, 25721, 27455, 28747, 30345, 31773, 33915, 35511, 38437, 52955, 59185, 77163, 82365, 86241, 115311, 128605, 143735, 158865, 177555, 180047, 192185, 201229, 385815, 431205, 488699, 540141, 576555, 603687, 900235, 1006145, 1466097, 2443495, 2700705, 3018435, 3420893, 7330485, 10262679, 17104465, 51313395]

約数ペア:

[(1, 51313395), (3, 17104465), (5, 10262679), (7, 7330485), (15, 3420893), (17, 3018435), (19, 2700705), (21, 2443495), (35, 1466097), (51, 1006145), (57, 900235), (85, 603687), (89, 576555), (95, 540141), (105, 488699), (119, 431205), (133, 385815), (255, 201229), (267, 192185), (285, 180047), (289, 177555), (323, 158865), (357, 143735), (399, 128605), (445, 115311), (595, 86241), (623, 82365), (665, 77163), (867, 59185), (969, 52955), (1335, 38437), (1445, 35511), (1513, 33915), (1615, 31773), (1691, 30345), (1785, 28747), (1869, 27455), (1995, 25721), (2023, 25365), (2261, 22695), (3115, 16473), (4335, 11837), (4539, 11305), (4845, 10591), (5073, 10115), (5491, 9345), (6069, 8455), (6783, 7565)]