61707080

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{14153}}^1$

素因数の和:14273

約数の個数: 32

約数和(自身を含む): 140124600

約数和(自身を除く): 78417520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 14153, 28306, 56612, 70765, 113224, 141530, 283060, 566120, 1542677, 3085354, 6170708, 7713385, 12341416, 15426770, 30853540, 61707080]

約数ペア:

[(1, 61707080), (2, 30853540), (4, 15426770), (5, 12341416), (8, 7713385), (10, 6170708), (20, 3085354), (40, 1542677), (109, 566120), (218, 283060), (436, 141530), (545, 113224), (872, 70765), (1090, 56612), (2180, 28306), (4360, 14153)]