51821275

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:532

約数の個数: 36

約数和(自身を含む): 72696736

約数和(自身を除く): 20875461

約数列:

[1, 5, 11, 25, 37, 55, 121, 185, 275, 407, 463, 605, 925, 2035, 2315, 3025, 4477, 5093, 10175, 11575, 17131, 22385, 25465, 56023, 85655, 111925, 127325, 188441, 280115, 428275, 942205, 1400575, 2072851, 4711025, 10364255, 51821275]

約数ペア:

[(1, 51821275), (5, 10364255), (11, 4711025), (25, 2072851), (37, 1400575), (55, 942205), (121, 428275), (185, 280115), (275, 188441), (407, 127325), (463, 111925), (605, 85655), (925, 56023), (2035, 25465), (2315, 22385), (3025, 17131), (4477, 11575), (5093, 10175)]