80198468

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1187}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 170311680

約数和(自身を除く): 90113212

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 127, 133, 254, 266, 508, 532, 889, 1187, 1778, 2374, 2413, 3556, 4748, 4826, 8309, 9652, 16618, 16891, 22553, 33236, 33782, 45106, 67564, 90212, 150749, 157871, 301498, 315742, 602996, 631484, 1055243, 2110486, 2864231, 4220972, 5728462, 11456924, 20049617, 40099234, 80198468]

約数ペア:

[(1, 80198468), (2, 40099234), (4, 20049617), (7, 11456924), (14, 5728462), (19, 4220972), (28, 2864231), (38, 2110486), (76, 1055243), (127, 631484), (133, 602996), (254, 315742), (266, 301498), (508, 157871), (532, 150749), (889, 90212), (1187, 67564), (1778, 45106), (2374, 33782), (2413, 33236), (3556, 22553), (4748, 16891), (4826, 16618), (8309, 9652)]