65209540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8011}}^1$

素因数の和:8068

約数の個数: 48

約数和(自身を含む): 153445824

約数和(自身を除く): 88236284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8011, 8140, 16022, 32044, 40055, 80110, 88121, 160220, 176242, 296407, 352484, 440605, 592814, 881210, 1185628, 1482035, 1762420, 2964070, 3260477, 5928140, 6520954, 13041908, 16302385, 32604770, 65209540]

約数ペア:

[(1, 65209540), (2, 32604770), (4, 16302385), (5, 13041908), (10, 6520954), (11, 5928140), (20, 3260477), (22, 2964070), (37, 1762420), (44, 1482035), (55, 1185628), (74, 881210), (110, 592814), (148, 440605), (185, 352484), (220, 296407), (370, 176242), (407, 160220), (740, 88121), (814, 80110), (1628, 40055), (2035, 32044), (4070, 16022), (8011, 8140)]