84526760

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8419}}^1$

素因数の和:8681

約数の個数: 32

約数和(自身を含む): 190965600

約数和(自身を除く): 106438840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 8419, 10040, 16838, 33676, 42095, 67352, 84190, 168380, 336760, 2113169, 4226338, 8452676, 10565845, 16905352, 21131690, 42263380, 84526760]

約数ペア:

[(1, 84526760), (2, 42263380), (4, 21131690), (5, 16905352), (8, 10565845), (10, 8452676), (20, 4226338), (40, 2113169), (251, 336760), (502, 168380), (1004, 84190), (1255, 67352), (2008, 42095), (2510, 33676), (5020, 16838), (8419, 10040)]