80960732

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 156219840

約数和(自身を除く): 75259108

約数列:

[1, 2, 4, 17, 34, 41, 68, 71, 82, 142, 164, 284, 409, 697, 818, 1207, 1394, 1636, 2414, 2788, 2911, 4828, 5822, 6953, 11644, 13906, 16769, 27812, 29039, 33538, 49487, 58078, 67076, 98974, 116156, 197948, 285073, 493663, 570146, 987326, 1140292, 1190599, 1974652, 2381198, 4762396, 20240183, 40480366, 80960732]

約数ペア:

[(1, 80960732), (2, 40480366), (4, 20240183), (17, 4762396), (34, 2381198), (41, 1974652), (68, 1190599), (71, 1140292), (82, 987326), (142, 570146), (164, 493663), (284, 285073), (409, 197948), (697, 116156), (818, 98974), (1207, 67076), (1394, 58078), (1636, 49487), (2414, 33538), (2788, 29039), (2911, 27812), (4828, 16769), (5822, 13906), (6953, 11644)]