80975188

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{8011}}^1$

素因数の和:8060

約数の個数: 36

約数和(自身を含む): 170944032

約数和(自身を除く): 89968844

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 8011, 10108, 16022, 32044, 56077, 112154, 152209, 224308, 304418, 608836, 1065463, 2130926, 2891971, 4261852, 5783942, 11567884, 20243797, 40487594, 80975188]

約数ペア:

[(1, 80975188), (2, 40487594), (4, 20243797), (7, 11567884), (14, 5783942), (19, 4261852), (28, 2891971), (38, 2130926), (76, 1065463), (133, 608836), (266, 304418), (361, 224308), (532, 152209), (722, 112154), (1444, 56077), (2527, 32044), (5054, 16022), (8011, 10108)]