127920248075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{679433}}^1$

素因数の和:679903

約数の個数: 24

約数和(自身を含む): 168331132368

約数和(自身を除く): 40410884293

約数列:

[1, 5, 17, 25, 85, 425, 443, 2215, 7531, 11075, 37655, 188275, 679433, 3397165, 11550361, 16985825, 57751805, 288759025, 300988819, 1504944095, 5116809923, 7524720475, 25584049615, 127920248075]

約数ペア:

[(1, 127920248075), (5, 25584049615), (17, 7524720475), (25, 5116809923), (85, 1504944095), (425, 300988819), (443, 288759025), (2215, 57751805), (7531, 16985825), (11075, 11550361), (37655, 3397165), (188275, 679433)]