69644428

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 145152000

約数和(自身を除く): 75507572

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 199, 203, 398, 406, 431, 796, 812, 862, 1393, 1724, 2786, 3017, 5572, 5771, 6034, 11542, 12068, 12499, 23084, 24998, 40397, 49996, 80794, 85769, 87493, 161588, 171538, 174986, 343076, 349972, 600383, 1200766, 2401532, 2487301, 4974602, 9949204, 17411107, 34822214, 69644428]

約数ペア:

[(1, 69644428), (2, 34822214), (4, 17411107), (7, 9949204), (14, 4974602), (28, 2487301), (29, 2401532), (58, 1200766), (116, 600383), (199, 349972), (203, 343076), (398, 174986), (406, 171538), (431, 161588), (796, 87493), (812, 85769), (862, 80794), (1393, 49996), (1724, 40397), (2786, 24998), (3017, 23084), (5572, 12499), (5771, 12068), (6034, 11542)]