5640225

素因数分解:

$3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 9404160

約数和(自身を除く): 3763935

約数列:

[1, 3, 5, 15, 25, 75, 157, 471, 479, 785, 1437, 2355, 2395, 3925, 7185, 11775, 11975, 35925, 75203, 225609, 376015, 1128045, 1880075, 5640225]

約数ペア:

[(1, 5640225), (3, 1880075), (5, 1128045), (15, 376015), (25, 225609), (75, 75203), (157, 35925), (471, 11975), (479, 11775), (785, 7185), (1437, 3925), (2355, 2395)]