201990428510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53578363}}^1$

素因数の和:53578412

約数の個数: 32

約数和(自身を含む): 405052431840

約数和(自身を除く): 203062003330

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 53578363, 107156726, 267891815, 535783630, 696518719, 1393037438, 1553772527, 3107545054, 3482593595, 6965187190, 7768862635, 15537725270, 20199042851, 40398085702, 100995214255, 201990428510]

約数ペア:

[(1, 201990428510), (2, 100995214255), (5, 40398085702), (10, 20199042851), (13, 15537725270), (26, 7768862635), (29, 6965187190), (58, 3482593595), (65, 3107545054), (130, 1553772527), (145, 1393037438), (290, 696518719), (377, 535783630), (754, 267891815), (1885, 107156726), (3770, 53578363)]