68087020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 147547008

約数和(自身を除く): 79459988

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 113, 188, 226, 235, 452, 470, 565, 641, 940, 1130, 1282, 2260, 2564, 3205, 5311, 6410, 10622, 12820, 21244, 26555, 30127, 53110, 60254, 72433, 106220, 120508, 144866, 150635, 289732, 301270, 362165, 602540, 724330, 1448660, 3404351, 6808702, 13617404, 17021755, 34043510, 68087020]

約数ペア:

[(1, 68087020), (2, 34043510), (4, 17021755), (5, 13617404), (10, 6808702), (20, 3404351), (47, 1448660), (94, 724330), (113, 602540), (188, 362165), (226, 301270), (235, 289732), (452, 150635), (470, 144866), (565, 120508), (641, 106220), (940, 72433), (1130, 60254), (1282, 53110), (2260, 30127), (2564, 26555), (3205, 21244), (5311, 12820), (6410, 10622)]