80282178

素因数分解:

$2^1\times 3^4\times {\mathrm{495569}}^1$

素因数の和:495583

約数の個数: 20

約数和(自身を含む): 179891910

約数和(自身を除く): 99609732

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 495569, 991138, 1486707, 2973414, 4460121, 8920242, 13380363, 26760726, 40141089, 80282178]

約数ペア:

[(1, 80282178), (2, 40141089), (3, 26760726), (6, 13380363), (9, 8920242), (18, 4460121), (27, 2973414), (54, 1486707), (81, 991138), (162, 495569)]