81249608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{15649}}^1$

素因数の和:15725

約数の個数: 32

約数和(自身を含む): 169020000

約数和(自身を除く): 87770392

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 5192, 15649, 31298, 62596, 125192, 172139, 344278, 688556, 923291, 1377112, 1846582, 3693164, 7386328, 10156201, 20312402, 40624804, 81249608]

約数ペア:

[(1, 81249608), (2, 40624804), (4, 20312402), (8, 10156201), (11, 7386328), (22, 3693164), (44, 1846582), (59, 1377112), (88, 923291), (118, 688556), (236, 344278), (472, 172139), (649, 125192), (1298, 62596), (2596, 31298), (5192, 15649)]