81180210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{10289}}^1$

素因数の和:10562

約数の個数: 32

約数和(自身を含む): 195592320

約数和(自身を除く): 114412110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2630, 3945, 7890, 10289, 20578, 30867, 51445, 61734, 102890, 154335, 308670, 2706007, 5412014, 8118021, 13530035, 16236042, 27060070, 40590105, 81180210]

約数ペア:

[(1, 81180210), (2, 40590105), (3, 27060070), (5, 16236042), (6, 13530035), (10, 8118021), (15, 5412014), (30, 2706007), (263, 308670), (526, 154335), (789, 102890), (1315, 61734), (1578, 51445), (2630, 30867), (3945, 20578), (7890, 10289)]