80581305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 156561408

約数和(自身を除く): 75980103

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 61, 69, 105, 115, 161, 183, 305, 345, 427, 483, 547, 805, 915, 1281, 1403, 1641, 2135, 2415, 2735, 3829, 4209, 6405, 7015, 8205, 9821, 11487, 12581, 19145, 21045, 29463, 33367, 37743, 49105, 57435, 62905, 88067, 100101, 147315, 166835, 188715, 233569, 264201, 440335, 500505, 700707, 767441, 1167845, 1321005, 2302323, 3503535, 3837205, 5372087, 11511615, 16116261, 26860435, 80581305]

約数ペア:

[(1, 80581305), (3, 26860435), (5, 16116261), (7, 11511615), (15, 5372087), (21, 3837205), (23, 3503535), (35, 2302323), (61, 1321005), (69, 1167845), (105, 767441), (115, 700707), (161, 500505), (183, 440335), (305, 264201), (345, 233569), (427, 188715), (483, 166835), (547, 147315), (805, 100101), (915, 88067), (1281, 62905), (1403, 57435), (1641, 49105), (2135, 37743), (2415, 33367), (2735, 29463), (3829, 21045), (4209, 19145), (6405, 12581), (7015, 11487), (8205, 9821)]