128466931568

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{911}}^1\times {\mathrm{303917}}^1$

素因数の和:304865

約数の個数: 40

約数和(自身を含む): 257771090880

約数和(自身を除く): 129304159312

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 911, 1822, 3644, 7288, 14576, 26419, 52838, 105676, 211352, 303917, 422704, 607834, 1215668, 2431336, 4862672, 8813593, 17627186, 35254372, 70508744, 141017488, 276868387, 553736774, 1107473548, 2214947096, 4429894192, 8029183223, 16058366446, 32116732892, 64233465784, 128466931568]

約数ペア:

[(1, 128466931568), (2, 64233465784), (4, 32116732892), (8, 16058366446), (16, 8029183223), (29, 4429894192), (58, 2214947096), (116, 1107473548), (232, 553736774), (464, 276868387), (911, 141017488), (1822, 70508744), (3644, 35254372), (7288, 17627186), (14576, 8813593), (26419, 4862672), (52838, 2431336), (105676, 1215668), (211352, 607834), (303917, 422704)]