78937990

素因数分解:

$2^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{21163}}^1$

素因数の和:21543

約数の個数: 16

約数和(自身を含む): 142476048

約数和(自身を除く): 63538058

約数列:

[1, 2, 5, 10, 373, 746, 1865, 3730, 21163, 42326, 105815, 211630, 7893799, 15787598, 39468995, 78937990]

約数ペア:

[(1, 78937990), (2, 39468995), (5, 15787598), (10, 7893799), (373, 211630), (746, 105815), (1865, 42326), (3730, 21163)]