90671680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25759}}^1$

素因数の和:25787

約数の個数: 56

約数和(自身を含む): 235549440

約数和(自身を除く): 144877760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 25759, 51518, 103036, 128795, 206072, 257590, 283349, 412144, 515180, 566698, 824288, 1030360, 1133396, 1416745, 1648576, 2060720, 2266792, 2833490, 4121440, 4533584, 5666980, 8242880, 9067168, 11333960, 18134336, 22667920, 45335840, 90671680]

約数ペア:

[(1, 90671680), (2, 45335840), (4, 22667920), (5, 18134336), (8, 11333960), (10, 9067168), (11, 8242880), (16, 5666980), (20, 4533584), (22, 4121440), (32, 2833490), (40, 2266792), (44, 2060720), (55, 1648576), (64, 1416745), (80, 1133396), (88, 1030360), (110, 824288), (160, 566698), (176, 515180), (220, 412144), (320, 283349), (352, 257590), (440, 206072), (704, 128795), (880, 103036), (1760, 51518), (3520, 25759)]