159084160

素因数分解:

$2^7\times 5^1\times {\mathrm{248569}}^1$

素因数の和:248588

約数の個数: 32

約数和(自身を含む): 380312100

約数和(自身を除く): 221227940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 248569, 497138, 994276, 1242845, 1988552, 2485690, 3977104, 4971380, 7954208, 9942760, 15908416, 19885520, 31816832, 39771040, 79542080, 159084160]

約数ペア:

[(1, 159084160), (2, 79542080), (4, 39771040), (5, 31816832), (8, 19885520), (10, 15908416), (16, 9942760), (20, 7954208), (32, 4971380), (40, 3977104), (64, 2485690), (80, 1988552), (128, 1242845), (160, 994276), (320, 497138), (640, 248569)]