80125562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 135269568

約数和(自身を除く): 55144006

約数列:

[1, 2, 11, 22, 41, 82, 211, 421, 422, 451, 842, 902, 2321, 4631, 4642, 8651, 9262, 17261, 17302, 34522, 88831, 95161, 177662, 189871, 190322, 379742, 977141, 1954282, 3642071, 7284142, 40062781, 80125562]

約数ペア:

[(1, 80125562), (2, 40062781), (11, 7284142), (22, 3642071), (41, 1954282), (82, 977141), (211, 379742), (421, 190322), (422, 189871), (451, 177662), (842, 95161), (902, 88831), (2321, 34522), (4631, 17302), (4642, 17261), (8651, 9262)]