87068840

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{3187}}^1$

素因数の和:3881

約数の個数: 32

約数和(自身を含む): 196253280

約数和(自身を除く): 109184440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2732, 3187, 3415, 5464, 6374, 6830, 12748, 13660, 15935, 25496, 27320, 31870, 63740, 127480, 2176721, 4353442, 8706884, 10883605, 17413768, 21767210, 43534420, 87068840]

約数ペア:

[(1, 87068840), (2, 43534420), (4, 21767210), (5, 17413768), (8, 10883605), (10, 8706884), (20, 4353442), (40, 2176721), (683, 127480), (1366, 63740), (2732, 31870), (3187, 27320), (3415, 25496), (5464, 15935), (6374, 13660), (6830, 12748)]