84776770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1549}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 164833200

約数和(自身を除く): 80056430

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 421, 842, 1549, 2105, 3098, 4210, 5473, 7745, 10946, 15490, 20137, 27365, 40274, 54730, 100685, 201370, 652129, 1304258, 3260645, 6521290, 8477677, 16955354, 42388385, 84776770]

約数ペア:

[(1, 84776770), (2, 42388385), (5, 16955354), (10, 8477677), (13, 6521290), (26, 3260645), (65, 1304258), (130, 652129), (421, 201370), (842, 100685), (1549, 54730), (2105, 40274), (3098, 27365), (4210, 20137), (5473, 15490), (7745, 10946)]