166880075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1493}}^1$

素因数の和:1783

約数の個数: 24

約数和(自身を含む): 220084128

約数和(自身を除く): 53204053

約数列:

[1, 5, 17, 25, 85, 263, 425, 1315, 1493, 4471, 6575, 7465, 22355, 25381, 37325, 111775, 126905, 392659, 634525, 1963295, 6675203, 9816475, 33376015, 166880075]

約数ペア:

[(1, 166880075), (5, 33376015), (17, 9816475), (25, 6675203), (85, 1963295), (263, 634525), (425, 392659), (1315, 126905), (1493, 111775), (4471, 37325), (6575, 25381), (7465, 22355)]