64090840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{145661}}^1$

素因数の和:145683

約数の個数: 32

約数和(自身を含む): 157314960

約数和(自身を除く): 93224120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 145661, 291322, 582644, 728305, 1165288, 1456610, 1602271, 2913220, 3204542, 5826440, 6409084, 8011355, 12818168, 16022710, 32045420, 64090840]

約数ペア:

[(1, 64090840), (2, 32045420), (4, 16022710), (5, 12818168), (8, 8011355), (10, 6409084), (11, 5826440), (20, 3204542), (22, 2913220), (40, 1602271), (44, 1456610), (55, 1165288), (88, 728305), (110, 582644), (220, 291322), (440, 145661)]