201005165

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 261273600

約数和(自身を除く): 60268435

約数列:

[1, 5, 23, 41, 89, 115, 205, 445, 479, 943, 2047, 2395, 3649, 4715, 10235, 11017, 18245, 19639, 42631, 55085, 83927, 98195, 213155, 419635, 451697, 980513, 1747871, 2258485, 4902565, 8739355, 40201033, 201005165]

約数ペア:

[(1, 201005165), (5, 40201033), (23, 8739355), (41, 4902565), (89, 2258485), (115, 1747871), (205, 980513), (445, 451697), (479, 419635), (943, 213155), (2047, 98195), (2395, 83927), (3649, 55085), (4715, 42631), (10235, 19639), (11017, 18245)]