256872832

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{87253}}^1$

素因数の和:87290

約数の個数: 32

約数和(自身を含む): 533994480

約数和(自身を除く): 277121648

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 87253, 174506, 349012, 698024, 1396048, 2006819, 2792096, 4013638, 5584192, 8027276, 11168384, 16054552, 32109104, 64218208, 128436416, 256872832]

約数ペア:

[(1, 256872832), (2, 128436416), (4, 64218208), (8, 32109104), (16, 16054552), (23, 11168384), (32, 8027276), (46, 5584192), (64, 4013638), (92, 2792096), (128, 2006819), (184, 1396048), (368, 698024), (736, 349012), (1472, 174506), (2944, 87253)]