80321836

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{17599}}^1$

素因数の和:17773

約数の個数: 24

約数和(自身を含む): 161638400

約数和(自身を除く): 81316564

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 17599, 35198, 70396, 123193, 246386, 492772, 2868637, 5737274, 11474548, 20080459, 40160918, 80321836]

約数ペア:

[(1, 80321836), (2, 40160918), (4, 20080459), (7, 11474548), (14, 5737274), (28, 2868637), (163, 492772), (326, 246386), (652, 123193), (1141, 70396), (2282, 35198), (4564, 17599)]