87179740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{15083}}^1$

素因数の和:15126

約数の個数: 36

約数和(自身を含む): 194493096

約数和(自身を除く): 107313356

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 15083, 30166, 60332, 75415, 150830, 256411, 301660, 512822, 1025644, 1282055, 2564110, 4358987, 5128220, 8717974, 17435948, 21794935, 43589870, 87179740]

約数ペア:

[(1, 87179740), (2, 43589870), (4, 21794935), (5, 17435948), (10, 8717974), (17, 5128220), (20, 4358987), (34, 2564110), (68, 1282055), (85, 1025644), (170, 512822), (289, 301660), (340, 256411), (578, 150830), (1156, 75415), (1445, 60332), (2890, 30166), (5780, 15083)]