164579360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8501}}^1$

素因数の和:8538

約数の個数: 72

約数和(自身を含む): 427429548

約数和(自身を除く): 262850188

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 8501, 9680, 17002, 19360, 34004, 42505, 68008, 85010, 93511, 136016, 170020, 187022, 272032, 340040, 374044, 467555, 680080, 748088, 935110, 1028621, 1360160, 1496176, 1870220, 2057242, 2992352, 3740440, 4114484, 5143105, 7480880, 8228968, 10286210, 14961760, 16457936, 20572420, 32915872, 41144840, 82289680, 164579360]

約数ペア:

[(1, 164579360), (2, 82289680), (4, 41144840), (5, 32915872), (8, 20572420), (10, 16457936), (11, 14961760), (16, 10286210), (20, 8228968), (22, 7480880), (32, 5143105), (40, 4114484), (44, 3740440), (55, 2992352), (80, 2057242), (88, 1870220), (110, 1496176), (121, 1360160), (160, 1028621), (176, 935110), (220, 748088), (242, 680080), (352, 467555), (440, 374044), (484, 340040), (605, 272032), (880, 187022), (968, 170020), (1210, 136016), (1760, 93511), (1936, 85010), (2420, 68008), (3872, 42505), (4840, 34004), (8501, 19360), (9680, 17002)]