80981285

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12373}}^1$

素因数の和:12413

約数の個数: 32

約数和(自身を含む): 128293632

約数和(自身を除く): 47312347

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 12373, 61865, 86611, 136103, 210341, 433055, 680515, 952721, 1051705, 1472387, 2313751, 4763605, 7361935, 11568755, 16196257, 80981285]

約数ペア:

[(1, 80981285), (5, 16196257), (7, 11568755), (11, 7361935), (17, 4763605), (35, 2313751), (55, 1472387), (77, 1051705), (85, 952721), (119, 680515), (187, 433055), (385, 210341), (595, 136103), (935, 86611), (1309, 61865), (6545, 12373)]