320460965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3851}}^1$

素因数の和:3973

約数の個数: 32

約数和(自身を含む): 449297280

約数和(自身を除く): 128836315

約数列:

[1, 5, 11, 17, 55, 85, 89, 187, 445, 935, 979, 1513, 3851, 4895, 7565, 16643, 19255, 42361, 65467, 83215, 211805, 327335, 342739, 720137, 1713695, 3600685, 3770129, 5826563, 18850645, 29132815, 64092193, 320460965]

約数ペア:

[(1, 320460965), (5, 64092193), (11, 29132815), (17, 18850645), (55, 5826563), (85, 3770129), (89, 3600685), (187, 1713695), (445, 720137), (935, 342739), (979, 327335), (1513, 211805), (3851, 83215), (4895, 65467), (7565, 42361), (16643, 19255)]