80405955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5431}}^1$

素因数の和:5496

約数の個数: 48

約数和(自身を含む): 162699264

約数和(自身を除く): 82293309

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 987, 1645, 2115, 2961, 4935, 5431, 14805, 16293, 27155, 38017, 48879, 81465, 114051, 190085, 244395, 255257, 342153, 570255, 765771, 1276285, 1710765, 1786799, 2297313, 3828855, 5360397, 8933995, 11486565, 16081191, 26801985, 80405955]

約数ペア:

[(1, 80405955), (3, 26801985), (5, 16081191), (7, 11486565), (9, 8933995), (15, 5360397), (21, 3828855), (35, 2297313), (45, 1786799), (47, 1710765), (63, 1276285), (105, 765771), (141, 570255), (235, 342153), (315, 255257), (329, 244395), (423, 190085), (705, 114051), (987, 81465), (1645, 48879), (2115, 38017), (2961, 27155), (4935, 16293), (5431, 14805)]