2005363805

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{1823}}^1$

素因数の和:2057

約数の個数: 32

約数和(自身を含む): 2555117568

約数和(自身を除く): 549753763

約数列:

[1, 5, 31, 47, 151, 155, 235, 755, 1457, 1823, 4681, 7097, 7285, 9115, 23405, 35485, 56513, 85681, 220007, 275273, 282565, 428405, 1100035, 1376365, 2656111, 8533463, 12937831, 13280555, 42667315, 64689155, 401072761, 2005363805]

約数ペア:

[(1, 2005363805), (5, 401072761), (31, 64689155), (47, 42667315), (151, 13280555), (155, 12937831), (235, 8533463), (755, 2656111), (1457, 1376365), (1823, 1100035), (4681, 428405), (7097, 282565), (7285, 275273), (9115, 220007), (23405, 85681), (35485, 56513)]