50540560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{12893}}^1$

素因数の和:12920

約数の個数: 60

約数和(自身を含む): 136702188

約数和(自身を除く): 86161628

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 12893, 25786, 51572, 64465, 90251, 103144, 128930, 180502, 206288, 257860, 361004, 451255, 515720, 631757, 722008, 902510, 1031440, 1263514, 1444016, 1805020, 2527028, 3158785, 3610040, 5054056, 6317570, 7220080, 10108112, 12635140, 25270280, 50540560]

約数ペア:

[(1, 50540560), (2, 25270280), (4, 12635140), (5, 10108112), (7, 7220080), (8, 6317570), (10, 5054056), (14, 3610040), (16, 3158785), (20, 2527028), (28, 1805020), (35, 1444016), (40, 1263514), (49, 1031440), (56, 902510), (70, 722008), (80, 631757), (98, 515720), (112, 451255), (140, 361004), (196, 257860), (245, 206288), (280, 180502), (392, 128930), (490, 103144), (560, 90251), (784, 64465), (980, 51572), (1960, 25786), (3920, 12893)]