81035836

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{8017}}^1$

素因数の和:8066

約数の個数: 36

約数和(自身を含む): 171072048

約数和(自身を除く): 90036212

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 8017, 10108, 16034, 32068, 56119, 112238, 152323, 224476, 304646, 609292, 1066261, 2132522, 2894137, 4265044, 5788274, 11576548, 20258959, 40517918, 81035836]

約数ペア:

[(1, 81035836), (2, 40517918), (4, 20258959), (7, 11576548), (14, 5788274), (19, 4265044), (28, 2894137), (38, 2132522), (76, 1066261), (133, 609292), (266, 304646), (361, 224476), (532, 152323), (722, 112238), (1444, 56119), (2527, 32068), (5054, 16034), (8017, 10108)]