64291328

素因数分解:

$2^9\times {\mathrm{199}}^1\times {\mathrm{631}}^1$

素因数の和:848

約数の個数: 40

約数和(自身を含む): 129307200

約数和(自身を除く): 65015872

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 512, 631, 796, 1262, 1592, 2524, 3184, 5048, 6368, 10096, 12736, 20192, 25472, 40384, 50944, 80768, 101888, 125569, 161536, 251138, 323072, 502276, 1004552, 2009104, 4018208, 8036416, 16072832, 32145664, 64291328]

約数ペア:

[(1, 64291328), (2, 32145664), (4, 16072832), (8, 8036416), (16, 4018208), (32, 2009104), (64, 1004552), (128, 502276), (199, 323072), (256, 251138), (398, 161536), (512, 125569), (631, 101888), (796, 80768), (1262, 50944), (1592, 40384), (2524, 25472), (3184, 20192), (5048, 12736), (6368, 10096)]