64156090

素因数分解:

$2^1\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{3203}}^1$

素因数の和:5213

約数の個数: 16

約数和(自身を含む): 115574688

約数和(自身を除く): 51418598

約数列:

[1, 2, 5, 10, 2003, 3203, 4006, 6406, 10015, 16015, 20030, 32030, 6415609, 12831218, 32078045, 64156090]

約数ペア:

[(1, 64156090), (2, 32078045), (5, 12831218), (10, 6415609), (2003, 32030), (3203, 20030), (4006, 16015), (6406, 10015)]