64040048

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{129113}}^1$

素因数の和:129152

約数の個数: 20

約数和(自身を含む): 128081088

約数和(自身を除く): 64041040

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 129113, 258226, 516452, 1032904, 2065808, 4002503, 8005006, 16010012, 32020024, 64040048]

約数ペア:

[(1, 64040048), (2, 32020024), (4, 16010012), (8, 8005006), (16, 4002503), (31, 2065808), (62, 1032904), (124, 516452), (248, 258226), (496, 129113)]