90425975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{809}}^1$

素因数の和:1099

約数の個数: 24

約数和(自身を含む): 119322720

約数和(自身を除く): 28896745

約数列:

[1, 5, 17, 25, 85, 263, 425, 809, 1315, 4045, 4471, 6575, 13753, 20225, 22355, 68765, 111775, 212767, 343825, 1063835, 3617039, 5319175, 18085195, 90425975]

約数ペア:

[(1, 90425975), (5, 18085195), (17, 5319175), (25, 3617039), (85, 1063835), (263, 343825), (425, 212767), (809, 111775), (1315, 68765), (4045, 22355), (4471, 20225), (6575, 13753)]