80578438

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{1471}}^1$

素因数の和:1983

約数の個数: 16

約数和(自身を含む): 123206400

約数和(自身を除く): 42627962

約数列:

[1, 2, 61, 122, 449, 898, 1471, 2942, 27389, 54778, 89731, 179462, 660479, 1320958, 40289219, 80578438]

約数ペア:

[(1, 80578438), (2, 40289219), (61, 1320958), (122, 660479), (449, 179462), (898, 89731), (1471, 54778), (2942, 27389)]