161722864

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1973}}^1$

素因数の和:2137

約数の個数: 40

約数和(自身を含む): 323104320

約数和(自身を除く): 161381456

約数列:

[1, 2, 4, 8, 16, 47, 94, 109, 188, 218, 376, 436, 752, 872, 1744, 1973, 3946, 5123, 7892, 10246, 15784, 20492, 31568, 40984, 81968, 92731, 185462, 215057, 370924, 430114, 741848, 860228, 1483696, 1720456, 3440912, 10107679, 20215358, 40430716, 80861432, 161722864]

約数ペア:

[(1, 161722864), (2, 80861432), (4, 40430716), (8, 20215358), (16, 10107679), (47, 3440912), (94, 1720456), (109, 1483696), (188, 860228), (218, 741848), (376, 430114), (436, 370924), (752, 215057), (872, 185462), (1744, 92731), (1973, 81968), (3946, 40984), (5123, 31568), (7892, 20492), (10246, 15784)]