65514220

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{25793}}^1$

素因数の和:25929

約数の個数: 24

約数和(自身を含む): 138668544

約数和(自身を除く): 73154324

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 25793, 51586, 103172, 128965, 257930, 515860, 3275711, 6551422, 13102844, 16378555, 32757110, 65514220]

約数ペア:

[(1, 65514220), (2, 32757110), (4, 16378555), (5, 13102844), (10, 6551422), (20, 3275711), (127, 515860), (254, 257930), (508, 128965), (635, 103172), (1270, 51586), (2540, 25793)]