20131382025

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2080763}}^1$

素因数の和:2080822

約数の個数: 36

約数和(自身を含む): 36896107248

約数和(自身を除く): 16764725223

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 9675, 2080763, 6242289, 10403815, 18726867, 31211445, 52019075, 89472809, 93634335, 156057225, 268418427, 447364045, 468171675, 805255281, 1342092135, 2236820225, 4026276405, 6710460675, 20131382025]

約数ペア:

[(1, 20131382025), (3, 6710460675), (5, 4026276405), (9, 2236820225), (15, 1342092135), (25, 805255281), (43, 468171675), (45, 447364045), (75, 268418427), (129, 156057225), (215, 93634335), (225, 89472809), (387, 52019075), (645, 31211445), (1075, 18726867), (1935, 10403815), (3225, 6242289), (9675, 2080763)]