129480910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1549}}^1$

素因数の和:2212

約数の個数: 32

約数和(自身を含む): 251546400

約数和(自身を除く): 122065490

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 643, 1286, 1549, 3098, 3215, 6430, 7745, 8359, 15490, 16718, 20137, 40274, 41795, 83590, 100685, 201370, 996007, 1992014, 4980035, 9960070, 12948091, 25896182, 64740455, 129480910]

約数ペア:

[(1, 129480910), (2, 64740455), (5, 25896182), (10, 12948091), (13, 9960070), (26, 4980035), (65, 1992014), (130, 996007), (643, 201370), (1286, 100685), (1549, 83590), (3098, 41795), (3215, 40274), (6430, 20137), (7745, 16718), (8359, 15490)]