255551552

素因数分解:

$2^6\times {\mathrm{197}}^1\times {\mathrm{20269}}^1$

素因数の和:20478

約数の個数: 28

約数和(自身を含む): 509709420

約数和(自身を除く): 254157868

約数列:

[1, 2, 4, 8, 16, 32, 64, 197, 394, 788, 1576, 3152, 6304, 12608, 20269, 40538, 81076, 162152, 324304, 648608, 1297216, 3992993, 7985986, 15971972, 31943944, 63887888, 127775776, 255551552]

約数ペア:

[(1, 255551552), (2, 127775776), (4, 63887888), (8, 31943944), (16, 15971972), (32, 7985986), (64, 3992993), (197, 1297216), (394, 648608), (788, 324304), (1576, 162152), (3152, 81076), (6304, 40538), (12608, 20269)]