80457328

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42257}}^1$

素因数の和:42289

約数の個数: 40

約数和(自身を含む): 188639712

約数和(自身を除く): 108182384

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 42257, 84514, 169028, 295799, 338056, 591598, 676112, 718369, 1183196, 1436738, 2366392, 2873476, 4732784, 5028583, 5746952, 10057166, 11493904, 20114332, 40228664, 80457328]

約数ペア:

[(1, 80457328), (2, 40228664), (4, 20114332), (7, 11493904), (8, 10057166), (14, 5746952), (16, 5028583), (17, 4732784), (28, 2873476), (34, 2366392), (56, 1436738), (68, 1183196), (112, 718369), (119, 676112), (136, 591598), (238, 338056), (272, 295799), (476, 169028), (952, 84514), (1904, 42257)]