81185310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{929}}^1\times {\mathrm{971}}^1$

素因数の和:1913

約数の個数: 48

約数和(自身を含む): 211526640

約数和(自身を除く): 130341330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 929, 971, 1858, 1942, 2787, 2913, 4645, 4855, 5574, 5826, 8361, 8739, 9290, 9710, 13935, 14565, 16722, 17478, 27870, 29130, 41805, 43695, 83610, 87390, 902059, 1804118, 2706177, 4510295, 5412354, 8118531, 9020590, 13530885, 16237062, 27061770, 40592655, 81185310]

約数ペア:

[(1, 81185310), (2, 40592655), (3, 27061770), (5, 16237062), (6, 13530885), (9, 9020590), (10, 8118531), (15, 5412354), (18, 4510295), (30, 2706177), (45, 1804118), (90, 902059), (929, 87390), (971, 83610), (1858, 43695), (1942, 41805), (2787, 29130), (2913, 27870), (4645, 17478), (4855, 16722), (5574, 14565), (5826, 13935), (8361, 9710), (8739, 9290)]