88900900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{80819}}^1$

素因数の和:80844

約数の個数: 36

約数和(自身を含む): 210455280

約数和(自身を除く): 121554380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 80819, 161638, 323276, 404095, 808190, 889009, 1616380, 1778018, 2020475, 3556036, 4040950, 4445045, 8081900, 8890090, 17780180, 22225225, 44450450, 88900900]

約数ペア:

[(1, 88900900), (2, 44450450), (4, 22225225), (5, 17780180), (10, 8890090), (11, 8081900), (20, 4445045), (22, 4040950), (25, 3556036), (44, 2020475), (50, 1778018), (55, 1616380), (100, 889009), (110, 808190), (220, 404095), (275, 323276), (550, 161638), (1100, 80819)]