81478628

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2083}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 179257344

約数和(自身を除く): 97778716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 127, 154, 254, 308, 508, 889, 1397, 1778, 2083, 2794, 3556, 4166, 5588, 8332, 9779, 14581, 19558, 22913, 29162, 39116, 45826, 58324, 91652, 160391, 264541, 320782, 529082, 641564, 1058164, 1851787, 2909951, 3703574, 5819902, 7407148, 11639804, 20369657, 40739314, 81478628]

約数ペア:

[(1, 81478628), (2, 40739314), (4, 20369657), (7, 11639804), (11, 7407148), (14, 5819902), (22, 3703574), (28, 2909951), (44, 1851787), (77, 1058164), (127, 641564), (154, 529082), (254, 320782), (308, 264541), (508, 160391), (889, 91652), (1397, 58324), (1778, 45826), (2083, 39116), (2794, 29162), (3556, 22913), (4166, 19558), (5588, 14581), (8332, 9779)]