81133509535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1088237}}^1$

素因数の和:1088323

約数の個数: 32

約数和(自身を含む): 111156982272

約数和(自身を除く): 30023472737

約数列:

[1, 5, 13, 31, 37, 65, 155, 185, 403, 481, 1147, 2015, 2405, 5735, 14911, 74555, 1088237, 5441185, 14147081, 33735347, 40264769, 70735405, 168676735, 201323845, 438559511, 523441997, 1248207839, 2192797555, 2617209985, 6241039195, 16226701907, 81133509535]

約数ペア:

[(1, 81133509535), (5, 16226701907), (13, 6241039195), (31, 2617209985), (37, 2192797555), (65, 1248207839), (155, 523441997), (185, 438559511), (403, 201323845), (481, 168676735), (1147, 70735405), (2015, 40264769), (2405, 33735347), (5735, 14147081), (14911, 5441185), (74555, 1088237)]