209237104

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{10289}}^1$

素因数の和:10369

約数の個数: 40

約数和(自身を含む): 428722560

約数和(自身を除く): 219485456

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 2542, 5084, 10168, 10289, 20336, 20578, 41156, 82312, 164624, 318959, 421849, 637918, 843698, 1275836, 1687396, 2551672, 3374792, 5103344, 6749584, 13077319, 26154638, 52309276, 104618552, 209237104]

約数ペア:

[(1, 209237104), (2, 104618552), (4, 52309276), (8, 26154638), (16, 13077319), (31, 6749584), (41, 5103344), (62, 3374792), (82, 2551672), (124, 1687396), (164, 1275836), (248, 843698), (328, 637918), (496, 421849), (656, 318959), (1271, 164624), (2542, 82312), (5084, 41156), (10168, 20578), (10289, 20336)]