85532920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{557}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 210924000

約数和(自身を除く): 125391080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 349, 440, 557, 698, 1114, 1396, 1745, 2228, 2785, 2792, 3490, 3839, 4456, 5570, 6127, 6980, 7678, 11140, 12254, 13960, 15356, 19195, 22280, 24508, 30635, 30712, 38390, 49016, 61270, 76780, 122540, 153560, 194393, 245080, 388786, 777572, 971965, 1555144, 1943930, 2138323, 3887860, 4276646, 7775720, 8553292, 10691615, 17106584, 21383230, 42766460, 85532920]

約数ペア:

[(1, 85532920), (2, 42766460), (4, 21383230), (5, 17106584), (8, 10691615), (10, 8553292), (11, 7775720), (20, 4276646), (22, 3887860), (40, 2138323), (44, 1943930), (55, 1555144), (88, 971965), (110, 777572), (220, 388786), (349, 245080), (440, 194393), (557, 153560), (698, 122540), (1114, 76780), (1396, 61270), (1745, 49016), (2228, 38390), (2785, 30712), (2792, 30635), (3490, 24508), (3839, 22280), (4456, 19195), (5570, 15356), (6127, 13960), (6980, 12254), (7678, 11140)]