51031865

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{503}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 62270208

約数和(自身を除く): 11238343

約数列:

[1, 5, 103, 197, 503, 515, 985, 2515, 20291, 51809, 99091, 101455, 259045, 495455, 10206373, 51031865]

約数ペア:

[(1, 51031865), (5, 10206373), (103, 495455), (197, 259045), (503, 101455), (515, 99091), (985, 51809), (2515, 20291)]