87165940

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{38569}}^1$

素因数の和:38691

約数の個数: 24

約数和(自身を含む): 184673160

約数和(自身を除く): 97507220

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 38569, 77138, 154276, 192845, 385690, 771380, 4358297, 8716594, 17433188, 21791485, 43582970, 87165940]

約数ペア:

[(1, 87165940), (2, 43582970), (4, 21791485), (5, 17433188), (10, 8716594), (20, 4358297), (113, 771380), (226, 385690), (452, 192845), (565, 154276), (1130, 77138), (2260, 38569)]