125050005

素因数分解:

$3^2\times 5^1\times {\mathrm{1667}}^2$

素因数の和:3345

約数の個数: 18

約数和(自身を含む): 216883446

約数和(自身を除く): 91833441

約数列:

[1, 3, 5, 9, 15, 45, 1667, 5001, 8335, 15003, 25005, 75015, 2778889, 8336667, 13894445, 25010001, 41683335, 125050005]

約数ペア:

[(1, 125050005), (3, 41683335), (5, 25010001), (9, 13894445), (15, 8336667), (45, 2778889), (1667, 75015), (5001, 25005), (8335, 15003)]