72611805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 140341248

約数和(自身を除く): 67729443

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 107, 115, 161, 281, 321, 345, 483, 535, 749, 805, 843, 1405, 1605, 1967, 2247, 2415, 2461, 3745, 4215, 5901, 6463, 7383, 9835, 11235, 12305, 17227, 19389, 29505, 30067, 32315, 36915, 45241, 51681, 86135, 90201, 96945, 135723, 150335, 210469, 226205, 258405, 451005, 631407, 678615, 691541, 1052345, 2074623, 3157035, 3457705, 4840787, 10373115, 14522361, 24203935, 72611805]

約数ペア:

[(1, 72611805), (3, 24203935), (5, 14522361), (7, 10373115), (15, 4840787), (21, 3457705), (23, 3157035), (35, 2074623), (69, 1052345), (105, 691541), (107, 678615), (115, 631407), (161, 451005), (281, 258405), (321, 226205), (345, 210469), (483, 150335), (535, 135723), (749, 96945), (805, 90201), (843, 86135), (1405, 51681), (1605, 45241), (1967, 36915), (2247, 32315), (2415, 30067), (2461, 29505), (3745, 19389), (4215, 17227), (5901, 12305), (6463, 11235), (7383, 9835)]