55517515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 72483840

約数和(自身を除く): 16966325

約数列:

[1, 5, 23, 43, 103, 109, 115, 215, 515, 545, 989, 2369, 2507, 4429, 4687, 4945, 11227, 11845, 12535, 22145, 23435, 56135, 101867, 107801, 258221, 482761, 509335, 539005, 1291105, 2413805, 11103503, 55517515]

約数ペア:

[(1, 55517515), (5, 11103503), (23, 2413805), (43, 1291105), (103, 539005), (109, 509335), (115, 482761), (215, 258221), (515, 107801), (545, 101867), (989, 56135), (2369, 23435), (2507, 22145), (4429, 12535), (4687, 11845), (4945, 11227)]