85522760

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21169}}^1$

素因数の和:21281

約数の個数: 32

約数和(自身を含む): 194340600

約数和(自身を除く): 108817840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 21169, 42338, 84676, 105845, 169352, 211690, 423380, 846760, 2138069, 4276138, 8552276, 10690345, 17104552, 21380690, 42761380, 85522760]

約数ペア:

[(1, 85522760), (2, 42761380), (4, 21380690), (5, 17104552), (8, 10690345), (10, 8552276), (20, 4276138), (40, 2138069), (101, 846760), (202, 423380), (404, 211690), (505, 169352), (808, 105845), (1010, 84676), (2020, 42338), (4040, 21169)]