54977725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6449}}^1$

素因数の和:6501

約数の個数: 24

約数和(自身を含む): 76780800

約数和(自身を除く): 21803075

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 6449, 8525, 32245, 70939, 161225, 199919, 354695, 999595, 1773475, 2199109, 4997975, 10995545, 54977725]

約数ペア:

[(1, 54977725), (5, 10995545), (11, 4997975), (25, 2199109), (31, 1773475), (55, 999595), (155, 354695), (275, 199919), (341, 161225), (775, 70939), (1705, 32245), (6449, 8525)]