87100660

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{55127}}^1$

素因数の和:55215

約数の個数: 24

約数和(自身を含む): 185230080

約数和(自身を除く): 98129420

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 55127, 110254, 220508, 275635, 551270, 1102540, 4355033, 8710066, 17420132, 21775165, 43550330, 87100660]

約数ペア:

[(1, 87100660), (2, 43550330), (4, 21775165), (5, 17420132), (10, 8710066), (20, 4355033), (79, 1102540), (158, 551270), (316, 275635), (395, 220508), (790, 110254), (1580, 55127)]