87405525

素因数分解:

$3^2\times 5^2\times {\mathrm{479}}^1\times {\mathrm{811}}^1$

素因数の和:1306

約数の個数: 36

約数和(自身を含む): 157073280

約数和(自身を除く): 69667755

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 479, 811, 1437, 2395, 2433, 4055, 4311, 7185, 7299, 11975, 12165, 20275, 21555, 35925, 36495, 60825, 107775, 182475, 388469, 1165407, 1942345, 3496221, 5827035, 9711725, 17481105, 29135175, 87405525]

約数ペア:

[(1, 87405525), (3, 29135175), (5, 17481105), (9, 9711725), (15, 5827035), (25, 3496221), (45, 1942345), (75, 1165407), (225, 388469), (479, 182475), (811, 107775), (1437, 60825), (2395, 36495), (2433, 35925), (4055, 21555), (4311, 20275), (7185, 12165), (7299, 11975)]