80681405

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{135599}}^1$

素因数の和:135628

約数の個数: 16

約数和(自身を含む): 117158400

約数和(自身を除く): 36476995

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 135599, 677995, 949193, 2305183, 4745965, 11525915, 16136281, 80681405]

約数ペア:

[(1, 80681405), (5, 16136281), (7, 11525915), (17, 4745965), (35, 2305183), (85, 949193), (119, 677995), (595, 135599)]