255356656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{887}}^1\times {\mathrm{947}}^1$

素因数の和:1861

約数の個数: 40

約数和(自身を含む): 521930880

約数和(自身を除く): 266574224

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 887, 947, 1774, 1894, 3548, 3788, 7096, 7576, 14192, 15152, 16853, 17993, 33706, 35986, 67412, 71972, 134824, 143944, 269648, 287888, 839989, 1679978, 3359956, 6719912, 13439824, 15959791, 31919582, 63839164, 127678328, 255356656]

約数ペア:

[(1, 255356656), (2, 127678328), (4, 63839164), (8, 31919582), (16, 15959791), (19, 13439824), (38, 6719912), (76, 3359956), (152, 1679978), (304, 839989), (887, 287888), (947, 269648), (1774, 143944), (1894, 134824), (3548, 71972), (3788, 67412), (7096, 35986), (7576, 33706), (14192, 17993), (15152, 16853)]