28579919470

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{2801}}^1$

素因数の和:3301

約数の個数: 64

約数和(自身を含む): 53659869120

約数和(自身を除く): 25079949650

約数列:

[1, 2, 5, 10, 43, 61, 86, 122, 215, 305, 389, 430, 610, 778, 1945, 2623, 2801, 3890, 5246, 5602, 13115, 14005, 16727, 23729, 26230, 28010, 33454, 47458, 83635, 118645, 120443, 167270, 170861, 237290, 240886, 341722, 602215, 854305, 1020347, 1089589, 1204430, 1708610, 2040694, 2179178, 5101735, 5447945, 7347023, 10203470, 10895890, 14694046, 36735115, 46852327, 66464929, 73470230, 93704654, 132929858, 234261635, 332324645, 468523270, 664649290, 2857991947, 5715983894, 14289959735, 28579919470]

約数ペア:

[(1, 28579919470), (2, 14289959735), (5, 5715983894), (10, 2857991947), (43, 664649290), (61, 468523270), (86, 332324645), (122, 234261635), (215, 132929858), (305, 93704654), (389, 73470230), (430, 66464929), (610, 46852327), (778, 36735115), (1945, 14694046), (2623, 10895890), (2801, 10203470), (3890, 7347023), (5246, 5447945), (5602, 5101735), (13115, 2179178), (14005, 2040694), (16727, 1708610), (23729, 1204430), (26230, 1089589), (28010, 1020347), (33454, 854305), (47458, 602215), (83635, 341722), (118645, 240886), (120443, 237290), (167270, 170861)]