81539744

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 191528064

約数和(自身を除く): 109988320

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 103, 104, 143, 173, 176, 206, 208, 286, 346, 352, 412, 416, 572, 692, 824, 1133, 1144, 1339, 1384, 1648, 1903, 2249, 2266, 2288, 2678, 2768, 3296, 3806, 4498, 4532, 4576, 5356, 5536, 7612, 8996, 9064, 10712, 14729, 15224, 17819, 17992, 18128, 21424, 24739, 29458, 30448, 35638, 35984, 36256, 42848, 49478, 58916, 60896, 71276, 71968, 98956, 117832, 142552, 196009, 197912, 231647, 235664, 285104, 392018, 395824, 463294, 471328, 570208, 784036, 791648, 926588, 1568072, 1853176, 2548117, 3136144, 3706352, 5096234, 6272288, 7412704, 10192468, 20384936, 40769872, 81539744]

約数ペア:

[(1, 81539744), (2, 40769872), (4, 20384936), (8, 10192468), (11, 7412704), (13, 6272288), (16, 5096234), (22, 3706352), (26, 3136144), (32, 2548117), (44, 1853176), (52, 1568072), (88, 926588), (103, 791648), (104, 784036), (143, 570208), (173, 471328), (176, 463294), (206, 395824), (208, 392018), (286, 285104), (346, 235664), (352, 231647), (412, 197912), (416, 196009), (572, 142552), (692, 117832), (824, 98956), (1133, 71968), (1144, 71276), (1339, 60896), (1384, 58916), (1648, 49478), (1903, 42848), (2249, 36256), (2266, 35984), (2288, 35638), (2678, 30448), (2768, 29458), (3296, 24739), (3806, 21424), (4498, 18128), (4532, 17992), (4576, 17819), (5356, 15224), (5536, 14729), (7612, 10712), (8996, 9064)]