81612904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{6469}}^1$

素因数の和:6577

約数の個数: 32

約数和(自身を含む): 163044000

約数和(自身を除く): 81431096

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 3154, 6308, 6469, 12616, 12938, 25876, 51752, 122911, 245822, 491644, 536927, 983288, 1073854, 2147708, 4295416, 10201613, 20403226, 40806452, 81612904]

約数ペア:

[(1, 81612904), (2, 40806452), (4, 20403226), (8, 10201613), (19, 4295416), (38, 2147708), (76, 1073854), (83, 983288), (152, 536927), (166, 491644), (332, 245822), (664, 122911), (1577, 51752), (3154, 25876), (6308, 12938), (6469, 12616)]