80543390

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{32089}}^1$

素因数の和:32347

約数の個数: 16

約数和(自身を含む): 145560240

約数和(自身を除く): 65016850

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 32089, 64178, 160445, 320890, 8054339, 16108678, 40271695, 80543390]

約数ペア:

[(1, 80543390), (2, 40271695), (5, 16108678), (10, 8054339), (251, 320890), (502, 160445), (1255, 64178), (2510, 32089)]