53087560

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6737}}^1$

素因数の和:6945

約数の個数: 32

約数和(自身を含む): 120071160

約数和(自身を除く): 66983600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 6737, 7880, 13474, 26948, 33685, 53896, 67370, 134740, 269480, 1327189, 2654378, 5308756, 6635945, 10617512, 13271890, 26543780, 53087560]

約数ペア:

[(1, 53087560), (2, 26543780), (4, 13271890), (5, 10617512), (8, 6635945), (10, 5308756), (20, 2654378), (40, 1327189), (197, 269480), (394, 134740), (788, 67370), (985, 53896), (1576, 33685), (1970, 26948), (3940, 13474), (6737, 7880)]