65217825

素因数分解:

$3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1823}}^1$

素因数の和:1895

約数の個数: 48

約数和(自身を含む): 122135040

約数和(自身を除く): 56917215

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 135, 159, 225, 265, 477, 675, 795, 1325, 1431, 1823, 2385, 3975, 5469, 7155, 9115, 11925, 16407, 27345, 35775, 45575, 49221, 82035, 96619, 136725, 246105, 289857, 410175, 483095, 869571, 1230525, 1449285, 2415475, 2608713, 4347855, 7246425, 13043565, 21739275, 65217825]

約数ペア:

[(1, 65217825), (3, 21739275), (5, 13043565), (9, 7246425), (15, 4347855), (25, 2608713), (27, 2415475), (45, 1449285), (53, 1230525), (75, 869571), (135, 483095), (159, 410175), (225, 289857), (265, 246105), (477, 136725), (675, 96619), (795, 82035), (1325, 49221), (1431, 45575), (1823, 35775), (2385, 27345), (3975, 16407), (5469, 11925), (7155, 9115)]