79198664890

素因数分解:

$2^1\times 5^1\times {\mathrm{61603}}^1\times {\mathrm{128563}}^1$

素因数の和:190173

約数の個数: 16

約数和(自身を含む): 142561019808

約数和(自身を除く): 63362354918

約数列:

[1, 2, 5, 10, 61603, 123206, 128563, 257126, 308015, 616030, 642815, 1285630, 7919866489, 15839732978, 39599332445, 79198664890]

約数ペア:

[(1, 79198664890), (2, 39599332445), (5, 15839732978), (10, 7919866489), (61603, 1285630), (123206, 642815), (128563, 616030), (257126, 308015)]