77865260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8231}}^1$

素因数の和:8294

約数の個数: 48

約数和(自身を含む): 182552832

約数和(自身を除く): 104687572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 8231, 9460, 16462, 32924, 41155, 82310, 90541, 164620, 181082, 353933, 362164, 452705, 707866, 905410, 1415732, 1769665, 1810820, 3539330, 3893263, 7078660, 7786526, 15573052, 19466315, 38932630, 77865260]

約数ペア:

[(1, 77865260), (2, 38932630), (4, 19466315), (5, 15573052), (10, 7786526), (11, 7078660), (20, 3893263), (22, 3539330), (43, 1810820), (44, 1769665), (55, 1415732), (86, 905410), (110, 707866), (172, 452705), (215, 362164), (220, 353933), (430, 181082), (473, 164620), (860, 90541), (946, 82310), (1892, 41155), (2365, 32924), (4730, 16462), (8231, 9460)]