256880453770

素因数分解:

$2^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{7673}}^1\times {\mathrm{20047}}^1$

素因数の和:27894

約数の個数: 32

約数和(自身を含む): 465237416448

約数和(自身を除く): 208356962678

約数列:

[1, 2, 5, 10, 167, 334, 835, 1670, 7673, 15346, 20047, 38365, 40094, 76730, 100235, 200470, 1281391, 2562782, 3347849, 6406955, 6695698, 12813910, 16739245, 33478490, 153820631, 307641262, 769103155, 1538206310, 25688045377, 51376090754, 128440226885, 256880453770]

約数ペア:

[(1, 256880453770), (2, 128440226885), (5, 51376090754), (10, 25688045377), (167, 1538206310), (334, 769103155), (835, 307641262), (1670, 153820631), (7673, 33478490), (15346, 16739245), (20047, 12813910), (38365, 6695698), (40094, 6406955), (76730, 3347849), (100235, 2562782), (200470, 1281391)]