68733220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{769}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 149410800

約数和(自身を除く): 80677580

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 109, 164, 205, 218, 410, 436, 545, 769, 820, 1090, 1538, 2180, 3076, 3845, 4469, 7690, 8938, 15380, 17876, 22345, 31529, 44690, 63058, 83821, 89380, 126116, 157645, 167642, 315290, 335284, 419105, 630580, 838210, 1676420, 3436661, 6873322, 13746644, 17183305, 34366610, 68733220]

約数ペア:

[(1, 68733220), (2, 34366610), (4, 17183305), (5, 13746644), (10, 6873322), (20, 3436661), (41, 1676420), (82, 838210), (109, 630580), (164, 419105), (205, 335284), (218, 315290), (410, 167642), (436, 157645), (545, 126116), (769, 89380), (820, 83821), (1090, 63058), (1538, 44690), (2180, 31529), (3076, 22345), (3845, 17876), (4469, 15380), (7690, 8938)]