164555392

素因数分解:

$2^7\times {\mathrm{647}}^1\times {\mathrm{1987}}^1$

素因数の和:2648

約数の個数: 32

約数和(自身を含む): 328497120

約数和(自身を除く): 163941728

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 647, 1294, 1987, 2588, 3974, 5176, 7948, 10352, 15896, 20704, 31792, 41408, 63584, 82816, 127168, 254336, 1285589, 2571178, 5142356, 10284712, 20569424, 41138848, 82277696, 164555392]

約数ペア:

[(1, 164555392), (2, 82277696), (4, 41138848), (8, 20569424), (16, 10284712), (32, 5142356), (64, 2571178), (128, 1285589), (647, 254336), (1294, 127168), (1987, 82816), (2588, 63584), (3974, 41408), (5176, 31792), (7948, 20704), (10352, 15896)]