80271756

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43721}}^1$

素因数の和:43751

約数の個数: 48

約数和(自身を含む): 220358880

約数和(自身を除く): 140087124

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 43721, 87442, 131163, 174884, 262326, 393489, 524652, 743257, 786978, 1180467, 1486514, 1573956, 2229771, 2360934, 2973028, 4459542, 4721868, 6689313, 8919084, 13378626, 20067939, 26757252, 40135878, 80271756]

約数ペア:

[(1, 80271756), (2, 40135878), (3, 26757252), (4, 20067939), (6, 13378626), (9, 8919084), (12, 6689313), (17, 4721868), (18, 4459542), (27, 2973028), (34, 2360934), (36, 2229771), (51, 1573956), (54, 1486514), (68, 1180467), (102, 786978), (108, 743257), (153, 524652), (204, 393489), (306, 262326), (459, 174884), (612, 131163), (918, 87442), (1836, 43721)]