49511920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 121286880

約数和(自身を除く): 71774960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 74, 80, 86, 148, 172, 185, 215, 296, 344, 370, 389, 430, 592, 688, 740, 778, 860, 1480, 1556, 1591, 1720, 1945, 2960, 3112, 3182, 3440, 3890, 6224, 6364, 7780, 7955, 12728, 14393, 15560, 15910, 16727, 25456, 28786, 31120, 31820, 33454, 57572, 63640, 66908, 71965, 83635, 115144, 127280, 133816, 143930, 167270, 230288, 267632, 287860, 334540, 575720, 618899, 669080, 1151440, 1237798, 1338160, 2475596, 3094495, 4951192, 6188990, 9902384, 12377980, 24755960, 49511920]

約数ペア:

[(1, 49511920), (2, 24755960), (4, 12377980), (5, 9902384), (8, 6188990), (10, 4951192), (16, 3094495), (20, 2475596), (37, 1338160), (40, 1237798), (43, 1151440), (74, 669080), (80, 618899), (86, 575720), (148, 334540), (172, 287860), (185, 267632), (215, 230288), (296, 167270), (344, 143930), (370, 133816), (389, 127280), (430, 115144), (592, 83635), (688, 71965), (740, 66908), (778, 63640), (860, 57572), (1480, 33454), (1556, 31820), (1591, 31120), (1720, 28786), (1945, 25456), (2960, 16727), (3112, 15910), (3182, 15560), (3440, 14393), (3890, 12728), (6224, 7955), (6364, 7780)]