31085870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{673}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 58233600

約数和(自身を除く): 27147730

約数列:

[1, 2, 5, 10, 31, 62, 149, 155, 298, 310, 673, 745, 1346, 1490, 3365, 4619, 6730, 9238, 20863, 23095, 41726, 46190, 100277, 104315, 200554, 208630, 501385, 1002770, 3108587, 6217174, 15542935, 31085870]

約数ペア:

[(1, 31085870), (2, 15542935), (5, 6217174), (10, 3108587), (31, 1002770), (62, 501385), (149, 208630), (155, 200554), (298, 104315), (310, 100277), (673, 46190), (745, 41726), (1346, 23095), (1490, 20863), (3365, 9238), (4619, 6730)]