72991124

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 36

約数和(自身を含む): 133570080

約数和(自身を除く): 60578956

約数列:

[1, 2, 4, 43, 71, 86, 139, 142, 172, 278, 284, 556, 1849, 3053, 3698, 5977, 6106, 7396, 9869, 11954, 12212, 19738, 23908, 39476, 131279, 257011, 262558, 424367, 514022, 525116, 848734, 1028044, 1697468, 18247781, 36495562, 72991124]

約数ペア:

[(1, 72991124), (2, 36495562), (4, 18247781), (43, 1697468), (71, 1028044), (86, 848734), (139, 525116), (142, 514022), (172, 424367), (278, 262558), (284, 257011), (556, 131279), (1849, 39476), (3053, 23908), (3698, 19738), (5977, 12212), (6106, 11954), (7396, 9869)]