81278192

素因数分解:

$2^4\times {\mathrm{373}}^1\times {\mathrm{13619}}^1$

素因数の和:14000

約数の個数: 20

約数和(自身を含む): 157910280

約数和(自身を除く): 76632088

約数列:

[1, 2, 4, 8, 16, 373, 746, 1492, 2984, 5968, 13619, 27238, 54476, 108952, 217904, 5079887, 10159774, 20319548, 40639096, 81278192]

約数ペア:

[(1, 81278192), (2, 40639096), (4, 20319548), (8, 10159774), (16, 5079887), (373, 217904), (746, 108952), (1492, 54476), (2984, 27238), (5968, 13619)]