72820480

素因数分解:

$2^8\times 5^1\times {\mathrm{56891}}^1$

素因数の和:56912

約数の個数: 36

約数和(自身を含む): 174430872

約数和(自身を除く): 101610392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 56891, 113782, 227564, 284455, 455128, 568910, 910256, 1137820, 1820512, 2275640, 3641024, 4551280, 7282048, 9102560, 14564096, 18205120, 36410240, 72820480]

約数ペア:

[(1, 72820480), (2, 36410240), (4, 18205120), (5, 14564096), (8, 9102560), (10, 7282048), (16, 4551280), (20, 3641024), (32, 2275640), (40, 1820512), (64, 1137820), (80, 910256), (128, 568910), (160, 455128), (256, 284455), (320, 227564), (640, 113782), (1280, 56891)]