64291688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{4337}}^1$

素因数の和:4469

約数の個数: 32

約数和(自身を含む): 128838600

約数和(自身を除く): 64546912

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 136, 218, 436, 872, 1853, 3706, 4337, 7412, 8674, 14824, 17348, 34696, 73729, 147458, 294916, 472733, 589832, 945466, 1890932, 3781864, 8036461, 16072922, 32145844, 64291688]

約数ペア:

[(1, 64291688), (2, 32145844), (4, 16072922), (8, 8036461), (17, 3781864), (34, 1890932), (68, 945466), (109, 589832), (136, 472733), (218, 294916), (436, 147458), (872, 73729), (1853, 34696), (3706, 17348), (4337, 14824), (7412, 8674)]