81399692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{4013}}^1$

素因数の和:4489

約数の個数: 24

約数和(自身を含む): 155775312

約数和(自身を除く): 74375620

約数列:

[1, 2, 4, 11, 22, 44, 461, 922, 1844, 4013, 5071, 8026, 10142, 16052, 20284, 44143, 88286, 176572, 1849993, 3699986, 7399972, 20349923, 40699846, 81399692]

約数ペア:

[(1, 81399692), (2, 40699846), (4, 20349923), (11, 7399972), (22, 3699986), (44, 1849993), (461, 176572), (922, 88286), (1844, 44143), (4013, 20284), (5071, 16052), (8026, 10142)]