81308752

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2011}}^1$

素因数の和:2064

約数の個数: 60

約数和(自身を含む): 190109856

約数和(自身を除く): 108801104

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 361, 532, 722, 1064, 1444, 2011, 2128, 2527, 2888, 4022, 5054, 5776, 8044, 10108, 14077, 16088, 20216, 28154, 32176, 38209, 40432, 56308, 76418, 112616, 152836, 225232, 267463, 305672, 534926, 611344, 725971, 1069852, 1451942, 2139704, 2903884, 4279408, 5081797, 5807768, 10163594, 11615536, 20327188, 40654376, 81308752]

約数ペア:

[(1, 81308752), (2, 40654376), (4, 20327188), (7, 11615536), (8, 10163594), (14, 5807768), (16, 5081797), (19, 4279408), (28, 2903884), (38, 2139704), (56, 1451942), (76, 1069852), (112, 725971), (133, 611344), (152, 534926), (266, 305672), (304, 267463), (361, 225232), (532, 152836), (722, 112616), (1064, 76418), (1444, 56308), (2011, 40432), (2128, 38209), (2527, 32176), (2888, 28154), (4022, 20216), (5054, 16088), (5776, 14077), (8044, 10108)]