80471878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{5281}}^1$

素因数の和:5703

約数の個数: 16

約数和(自身を含む): 127401840

約数和(自身を除く): 46929962

約数列:

[1, 2, 19, 38, 401, 802, 5281, 7619, 10562, 15238, 100339, 200678, 2117681, 4235362, 40235939, 80471878]

約数ペア:

[(1, 80471878), (2, 40235939), (19, 4235362), (38, 2117681), (401, 200678), (802, 100339), (5281, 15238), (7619, 10562)]