81310456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{1093}}^1$

素因数の和:1663

約数の個数: 32

約数和(自身を含む): 161868240

約数和(自身を除く): 80557784

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 547, 1093, 1094, 2186, 2188, 4372, 4376, 8744, 9299, 18581, 18598, 37162, 37196, 74324, 74392, 148648, 597871, 1195742, 2391484, 4782968, 10163807, 20327614, 40655228, 81310456]

約数ペア:

[(1, 81310456), (2, 40655228), (4, 20327614), (8, 10163807), (17, 4782968), (34, 2391484), (68, 1195742), (136, 597871), (547, 148648), (1093, 74392), (1094, 74324), (2186, 37196), (2188, 37162), (4372, 18598), (4376, 18581), (8744, 9299)]