120380065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{20809}}^1$

素因数の和:20916

約数の個数: 16

約数和(自身を含む): 157323600

約数和(自身を除く): 36943535

約数列:

[1, 5, 13, 65, 89, 445, 1157, 5785, 20809, 104045, 270517, 1352585, 1852001, 9260005, 24076013, 120380065]

約数ペア:

[(1, 120380065), (5, 24076013), (13, 9260005), (65, 1852001), (89, 1352585), (445, 270517), (1157, 104045), (5785, 20809)]