81656584

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{1033}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 157643640

約数和(自身を除く): 75987056

約数列:

[1, 2, 4, 8, 41, 82, 164, 241, 328, 482, 964, 1033, 1928, 2066, 4132, 8264, 9881, 19762, 39524, 42353, 79048, 84706, 169412, 248953, 338824, 497906, 995812, 1991624, 10207073, 20414146, 40828292, 81656584]

約数ペア:

[(1, 81656584), (2, 40828292), (4, 20414146), (8, 10207073), (41, 1991624), (82, 995812), (164, 497906), (241, 338824), (328, 248953), (482, 169412), (964, 84706), (1033, 79048), (1928, 42353), (2066, 39524), (4132, 19762), (8264, 9881)]