1613349520

素因数分解:

$2^4\times 5^1\times {\mathrm{2137}}^1\times {\mathrm{9437}}^1$

素因数の和:11587

約数の個数: 40

約数和(自身を含む): 3753190584

約数和(自身を除く): 2139841064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2137, 4274, 8548, 9437, 10685, 17096, 18874, 21370, 34192, 37748, 42740, 47185, 75496, 85480, 94370, 150992, 170960, 188740, 377480, 754960, 20166869, 40333738, 80667476, 100834345, 161334952, 201668690, 322669904, 403337380, 806674760, 1613349520]

約数ペア:

[(1, 1613349520), (2, 806674760), (4, 403337380), (5, 322669904), (8, 201668690), (10, 161334952), (16, 100834345), (20, 80667476), (40, 40333738), (80, 20166869), (2137, 754960), (4274, 377480), (8548, 188740), (9437, 170960), (10685, 150992), (17096, 94370), (18874, 85480), (21370, 75496), (34192, 47185), (37748, 42740)]