89744320

素因数分解:

$2^6\times 5^1\times {\mathrm{280451}}^1$

素因数の和:280468

約数の個数: 28

約数和(自身を含む): 213704424

約数和(自身を除く): 123960104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 280451, 560902, 1121804, 1402255, 2243608, 2804510, 4487216, 5609020, 8974432, 11218040, 17948864, 22436080, 44872160, 89744320]

約数ペア:

[(1, 89744320), (2, 44872160), (4, 22436080), (5, 17948864), (8, 11218040), (10, 8974432), (16, 5609020), (20, 4487216), (32, 2804510), (40, 2243608), (64, 1402255), (80, 1121804), (160, 560902), (320, 280451)]