138072080

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{10993}}^1$

素因数の和:11163

約数の個数: 40

約数和(自身を含む): 323091672

約数和(自身を除く): 185019592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6280, 10993, 12560, 21986, 43972, 54965, 87944, 109930, 175888, 219860, 439720, 879440, 1725901, 3451802, 6903604, 8629505, 13807208, 17259010, 27614416, 34518020, 69036040, 138072080]

約数ペア:

[(1, 138072080), (2, 69036040), (4, 34518020), (5, 27614416), (8, 17259010), (10, 13807208), (16, 8629505), (20, 6903604), (40, 3451802), (80, 1725901), (157, 879440), (314, 439720), (628, 219860), (785, 175888), (1256, 109930), (1570, 87944), (2512, 54965), (3140, 43972), (6280, 21986), (10993, 12560)]