166415984

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{78203}}^1$

素因数の和:78237

約数の個数: 40

約数和(自身を含む): 387891840

約数和(自身を除く): 221475856

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 78203, 156406, 312812, 547421, 625624, 1094842, 1251248, 1485857, 2189684, 2971714, 4379368, 5943428, 8758736, 10400999, 11886856, 20801998, 23773712, 41603996, 83207992, 166415984]

約数ペア:

[(1, 166415984), (2, 83207992), (4, 41603996), (7, 23773712), (8, 20801998), (14, 11886856), (16, 10400999), (19, 8758736), (28, 5943428), (38, 4379368), (56, 2971714), (76, 2189684), (112, 1485857), (133, 1251248), (152, 1094842), (266, 625624), (304, 547421), (532, 312812), (1064, 156406), (2128, 78203)]