156970294480

素因数分解:

$2^4\times 5^1\times {\mathrm{1962128681}}^1$

素因数の和:1962128694

約数の個数: 20

約数和(自身を含む): 364955934852

約数和(自身を除く): 207985640372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1962128681, 3924257362, 7848514724, 9810643405, 15697029448, 19621286810, 31394058896, 39242573620, 78485147240, 156970294480]

約数ペア:

[(1, 156970294480), (2, 78485147240), (4, 39242573620), (5, 31394058896), (8, 19621286810), (10, 15697029448), (16, 9810643405), (20, 7848514724), (40, 3924257362), (80, 1962128681)]