87518960

素因数分解:

$2^4\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1543}}^1$

素因数の和:2265

約数の個数: 40

約数和(自身を含む): 203900640

約数和(自身を除く): 116381680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 709, 1418, 1543, 2836, 3086, 3545, 5672, 6172, 7090, 7715, 11344, 12344, 14180, 15430, 24688, 28360, 30860, 56720, 61720, 123440, 1093987, 2187974, 4375948, 5469935, 8751896, 10939870, 17503792, 21879740, 43759480, 87518960]

約数ペア:

[(1, 87518960), (2, 43759480), (4, 21879740), (5, 17503792), (8, 10939870), (10, 8751896), (16, 5469935), (20, 4375948), (40, 2187974), (80, 1093987), (709, 123440), (1418, 61720), (1543, 56720), (2836, 30860), (3086, 28360), (3545, 24688), (5672, 15430), (6172, 14180), (7090, 12344), (7715, 11344)]