77290480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50849}}^1$

素因数の和:50881

約数の個数: 40

約数和(自身を含む): 189162000

約数和(自身を除く): 111871520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 50849, 101698, 203396, 254245, 406792, 508490, 813584, 966131, 1016980, 1932262, 2033960, 3864524, 4067920, 4830655, 7729048, 9661310, 15458096, 19322620, 38645240, 77290480]

約数ペア:

[(1, 77290480), (2, 38645240), (4, 19322620), (5, 15458096), (8, 9661310), (10, 7729048), (16, 4830655), (19, 4067920), (20, 3864524), (38, 2033960), (40, 1932262), (76, 1016980), (80, 966131), (95, 813584), (152, 508490), (190, 406792), (304, 254245), (380, 203396), (760, 101698), (1520, 50849)]