80239456

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 144

約数和(自身を含む): 195465312

約数和(自身を除く): 115225856

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 23, 32, 34, 44, 46, 53, 68, 88, 92, 106, 121, 136, 176, 184, 187, 212, 242, 253, 272, 352, 368, 374, 391, 424, 484, 506, 544, 583, 736, 748, 782, 848, 901, 968, 1012, 1166, 1219, 1496, 1564, 1696, 1802, 1936, 2024, 2057, 2332, 2438, 2783, 2992, 3128, 3604, 3872, 4048, 4114, 4301, 4664, 4876, 5566, 5984, 6256, 6413, 7208, 8096, 8228, 8602, 9328, 9752, 9911, 11132, 12512, 12826, 13409, 14416, 16456, 17204, 18656, 19504, 19822, 20723, 22264, 25652, 26818, 28832, 32912, 34408, 39008, 39644, 41446, 44528, 47311, 51304, 53636, 65824, 68816, 79288, 82892, 89056, 94622, 102608, 107272, 109021, 137632, 147499, 158576, 165784, 189244, 205216, 214544, 218042, 227953, 294998, 317152, 331568, 378488, 429088, 436084, 455906, 589996, 663136, 756976, 872168, 911812, 1179992, 1513952, 1744336, 1823624, 2359984, 2507483, 3488672, 3647248, 4719968, 5014966, 7294496, 10029932, 20059864, 40119728, 80239456]

約数ペア:

[(1, 80239456), (2, 40119728), (4, 20059864), (8, 10029932), (11, 7294496), (16, 5014966), (17, 4719968), (22, 3647248), (23, 3488672), (32, 2507483), (34, 2359984), (44, 1823624), (46, 1744336), (53, 1513952), (68, 1179992), (88, 911812), (92, 872168), (106, 756976), (121, 663136), (136, 589996), (176, 455906), (184, 436084), (187, 429088), (212, 378488), (242, 331568), (253, 317152), (272, 294998), (352, 227953), (368, 218042), (374, 214544), (391, 205216), (424, 189244), (484, 165784), (506, 158576), (544, 147499), (583, 137632), (736, 109021), (748, 107272), (782, 102608), (848, 94622), (901, 89056), (968, 82892), (1012, 79288), (1166, 68816), (1219, 65824), (1496, 53636), (1564, 51304), (1696, 47311), (1802, 44528), (1936, 41446), (2024, 39644), (2057, 39008), (2332, 34408), (2438, 32912), (2783, 28832), (2992, 26818), (3128, 25652), (3604, 22264), (3872, 20723), (4048, 19822), (4114, 19504), (4301, 18656), (4664, 17204), (4876, 16456), (5566, 14416), (5984, 13409), (6256, 12826), (6413, 12512), (7208, 11132), (8096, 9911), (8228, 9752), (8602, 9328)]