90825812

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 204160320

約数和(自身を除く): 113334508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 103, 154, 196, 206, 308, 409, 412, 539, 721, 818, 1078, 1133, 1442, 1636, 2156, 2266, 2863, 2884, 4499, 4532, 5047, 5726, 7931, 8998, 10094, 11452, 15862, 17996, 20041, 20188, 31493, 31724, 40082, 42127, 55517, 62986, 80164, 84254, 111034, 125972, 168508, 220451, 222068, 294889, 440902, 463397, 589778, 881804, 926794, 1179556, 1853588, 2064223, 3243779, 4128446, 6487558, 8256892, 12975116, 22706453, 45412906, 90825812]

約数ペア:

[(1, 90825812), (2, 45412906), (4, 22706453), (7, 12975116), (11, 8256892), (14, 6487558), (22, 4128446), (28, 3243779), (44, 2064223), (49, 1853588), (77, 1179556), (98, 926794), (103, 881804), (154, 589778), (196, 463397), (206, 440902), (308, 294889), (409, 222068), (412, 220451), (539, 168508), (721, 125972), (818, 111034), (1078, 84254), (1133, 80164), (1442, 62986), (1636, 55517), (2156, 42127), (2266, 40082), (2863, 31724), (2884, 31493), (4499, 20188), (4532, 20041), (5047, 17996), (5726, 15862), (7931, 11452), (8998, 10094)]