81280996

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{283}}^1\times {\mathrm{1217}}^1$

素因数の和:1563

約数の個数: 24

約数和(自身を含む): 145283040

約数和(自身を除く): 64002044

約数列:

[1, 2, 4, 59, 118, 236, 283, 566, 1132, 1217, 2434, 4868, 16697, 33394, 66788, 71803, 143606, 287212, 344411, 688822, 1377644, 20320249, 40640498, 81280996]

約数ペア:

[(1, 81280996), (2, 40640498), (4, 20320249), (59, 1377644), (118, 688822), (236, 344411), (283, 287212), (566, 143606), (1132, 71803), (1217, 66788), (2434, 33394), (4868, 16697)]