80513748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{319499}}^1$

素因数の和:319516

約数の個数: 36

約数和(自身を含む): 232596000

約数和(自身を除く): 152082252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 319499, 638998, 958497, 1277996, 1916994, 2236493, 2875491, 3833988, 4472986, 5750982, 6709479, 8945972, 11501964, 13418958, 20128437, 26837916, 40256874, 80513748]

約数ペア:

[(1, 80513748), (2, 40256874), (3, 26837916), (4, 20128437), (6, 13418958), (7, 11501964), (9, 8945972), (12, 6709479), (14, 5750982), (18, 4472986), (21, 3833988), (28, 2875491), (36, 2236493), (42, 1916994), (63, 1277996), (84, 958497), (126, 638998), (252, 319499)]