81676592

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6553}}^1$

素因数の和:6621

約数の個数: 40

約数和(自身を含む): 170666160

約数和(自身を除く): 88989568

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 6553, 12464, 13106, 26212, 52424, 104848, 124507, 249014, 268673, 498028, 537346, 996056, 1074692, 1992112, 2149384, 4298768, 5104787, 10209574, 20419148, 40838296, 81676592]

約数ペア:

[(1, 81676592), (2, 40838296), (4, 20419148), (8, 10209574), (16, 5104787), (19, 4298768), (38, 2149384), (41, 1992112), (76, 1074692), (82, 996056), (152, 537346), (164, 498028), (304, 268673), (328, 249014), (656, 124507), (779, 104848), (1558, 52424), (3116, 26212), (6232, 13106), (6553, 12464)]