81323105

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{13043}}^1$

素因数の和:13120

約数の個数: 16

約数和(自身を含む): 103308480

約数和(自身を除く): 21985375

約数列:

[1, 5, 29, 43, 145, 215, 1247, 6235, 13043, 65215, 378247, 560849, 1891235, 2804245, 16264621, 81323105]

約数ペア:

[(1, 81323105), (5, 16264621), (29, 2804245), (43, 1891235), (145, 560849), (215, 378247), (1247, 65215), (6235, 13043)]