67666105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1619}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 87635520

約数和(自身を除く): 19969415

約数列:

[1, 5, 13, 65, 643, 1619, 3215, 8095, 8359, 21047, 41795, 105235, 1041017, 5205085, 13533221, 67666105]

約数ペア:

[(1, 67666105), (5, 13533221), (13, 5205085), (65, 1041017), (643, 105235), (1619, 41795), (3215, 21047), (8095, 8359)]