258367888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{3011}}^1$

素因数の和:3223

約数の個数: 40

約数和(自身を含む): 519895296

約数和(自身を除く): 261527408

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 173, 248, 346, 496, 692, 1384, 2768, 3011, 5363, 6022, 10726, 12044, 21452, 24088, 42904, 48176, 85808, 93341, 186682, 373364, 520903, 746728, 1041806, 1493456, 2083612, 4167224, 8334448, 16147993, 32295986, 64591972, 129183944, 258367888]

約数ペア:

[(1, 258367888), (2, 129183944), (4, 64591972), (8, 32295986), (16, 16147993), (31, 8334448), (62, 4167224), (124, 2083612), (173, 1493456), (248, 1041806), (346, 746728), (496, 520903), (692, 373364), (1384, 186682), (2768, 93341), (3011, 85808), (5363, 48176), (6022, 42904), (10726, 24088), (12044, 21452)]