205572172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 419380416

約数和(自身を除く): 213808244

約数列:

[1, 2, 4, 13, 19, 26, 38, 47, 52, 76, 94, 188, 233, 247, 361, 466, 494, 611, 722, 893, 932, 988, 1222, 1444, 1786, 2444, 3029, 3572, 4427, 4693, 6058, 8854, 9386, 10951, 11609, 12116, 16967, 17708, 18772, 21902, 23218, 33934, 43804, 46436, 57551, 67868, 84113, 115102, 142363, 168226, 208069, 220571, 230204, 284726, 336452, 416138, 441142, 569452, 832276, 882284, 1093469, 2186938, 2704897, 3953311, 4373876, 5409794, 7906622, 10819588, 15813244, 51393043, 102786086, 205572172]

約数ペア:

[(1, 205572172), (2, 102786086), (4, 51393043), (13, 15813244), (19, 10819588), (26, 7906622), (38, 5409794), (47, 4373876), (52, 3953311), (76, 2704897), (94, 2186938), (188, 1093469), (233, 882284), (247, 832276), (361, 569452), (466, 441142), (494, 416138), (611, 336452), (722, 284726), (893, 230204), (932, 220571), (988, 208069), (1222, 168226), (1444, 142363), (1786, 115102), (2444, 84113), (3029, 67868), (3572, 57551), (4427, 46436), (4693, 43804), (6058, 33934), (8854, 23218), (9386, 21902), (10951, 18772), (11609, 17708), (12116, 16967)]