205320128

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:542

約数の個数: 84

約数和(自身を含む): 452920608

約数和(自身を除く): 247600480

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 164, 169, 208, 328, 338, 416, 463, 533, 656, 676, 832, 926, 1066, 1312, 1352, 1852, 2132, 2624, 2704, 3704, 4264, 5408, 6019, 6929, 7408, 8528, 10816, 12038, 13858, 14816, 17056, 18983, 24076, 27716, 29632, 34112, 37966, 48152, 55432, 75932, 78247, 96304, 110864, 151864, 156494, 192608, 221728, 246779, 303728, 312988, 385216, 443456, 493558, 607456, 625976, 987116, 1214912, 1251952, 1974232, 2503904, 3208127, 3948464, 5007808, 6416254, 7896928, 12832508, 15793856, 25665016, 51330032, 102660064, 205320128]

約数ペア:

[(1, 205320128), (2, 102660064), (4, 51330032), (8, 25665016), (13, 15793856), (16, 12832508), (26, 7896928), (32, 6416254), (41, 5007808), (52, 3948464), (64, 3208127), (82, 2503904), (104, 1974232), (164, 1251952), (169, 1214912), (208, 987116), (328, 625976), (338, 607456), (416, 493558), (463, 443456), (533, 385216), (656, 312988), (676, 303728), (832, 246779), (926, 221728), (1066, 192608), (1312, 156494), (1352, 151864), (1852, 110864), (2132, 96304), (2624, 78247), (2704, 75932), (3704, 55432), (4264, 48152), (5408, 37966), (6019, 34112), (6929, 29632), (7408, 27716), (8528, 24076), (10816, 18983), (12038, 17056), (13858, 14816)]