81260376

素因数分解:

$2^3\times 3^1\times {\mathrm{443}}^1\times {\mathrm{7643}}^1$

素因数の和:8095

約数の個数: 32

約数和(自身を含む): 203636160

約数和(自身を除く): 122375784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 443, 886, 1329, 1772, 2658, 3544, 5316, 7643, 10632, 15286, 22929, 30572, 45858, 61144, 91716, 183432, 3385849, 6771698, 10157547, 13543396, 20315094, 27086792, 40630188, 81260376]

約数ペア:

[(1, 81260376), (2, 40630188), (3, 27086792), (4, 20315094), (6, 13543396), (8, 10157547), (12, 6771698), (24, 3385849), (443, 183432), (886, 91716), (1329, 61144), (1772, 45858), (2658, 30572), (3544, 22929), (5316, 15286), (7643, 10632)]