72819260

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{28669}}^1$

素因数の和:28805

約数の個数: 24

約数和(自身を含む): 154129920

約数和(自身を除く): 81310660

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 28669, 57338, 114676, 143345, 286690, 573380, 3640963, 7281926, 14563852, 18204815, 36409630, 72819260]

約数ペア:

[(1, 72819260), (2, 36409630), (4, 18204815), (5, 14563852), (10, 7281926), (20, 3640963), (127, 573380), (254, 286690), (508, 143345), (635, 114676), (1270, 57338), (2540, 28669)]