157280210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{1523}}^1$

素因数の和:2002

約数の個数: 32

約数和(自身を含む): 296265600

約数和(自身を除く): 138985390

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 449, 898, 1523, 2245, 3046, 4490, 7615, 10327, 15230, 20654, 35029, 51635, 70058, 103270, 175145, 350290, 683827, 1367654, 3419135, 6838270, 15728021, 31456042, 78640105, 157280210]

約数ペア:

[(1, 157280210), (2, 78640105), (5, 31456042), (10, 15728021), (23, 6838270), (46, 3419135), (115, 1367654), (230, 683827), (449, 350290), (898, 175145), (1523, 103270), (2245, 70058), (3046, 51635), (4490, 35029), (7615, 20654), (10327, 15230)]