257116560304

素因数分解:

$2^4\times {\mathrm{457607}}^1\times {\mathrm{35117}}^1$

素因数の和:492732

約数の個数: 20

約数和(自身を含む): 498178610064

約数和(自身を除く): 241062049760

約数列:

[1, 2, 4, 8, 16, 35117, 70234, 140468, 280936, 457607, 561872, 915214, 1830428, 3660856, 7321712, 16069785019, 32139570038, 64279140076, 128558280152, 257116560304]

約数ペア:

[(1, 257116560304), (2, 128558280152), (4, 64279140076), (8, 32139570038), (16, 16069785019), (35117, 7321712), (70234, 3660856), (140468, 1830428), (280936, 915214), (457607, 561872)]