156979406120

素因数分解:

$2^3\times 5^1\times {\mathrm{3924485153}}^1$

素因数の和:3924485164

約数の個数: 16

約数和(自身を含む): 353203663860

約数和(自身を除く): 196224257740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3924485153, 7848970306, 15697940612, 19622425765, 31395881224, 39244851530, 78489703060, 156979406120]

約数ペア:

[(1, 156979406120), (2, 78489703060), (4, 39244851530), (5, 31395881224), (8, 19622425765), (10, 15697940612), (20, 7848970306), (40, 3924485153)]