261569582656

素因数分解:

$2^6\times {\mathrm{125743}}^1\times {\mathrm{32503}}^1$

素因数の和:158258

約数の個数: 28

約数和(自身を含む): 519072237952

約数和(自身を除く): 257502655296

約数列:

[1, 2, 4, 8, 16, 32, 64, 32503, 65006, 125743, 130012, 251486, 260024, 502972, 520048, 1005944, 1040096, 2011888, 2080192, 4023776, 8047552, 4087024729, 8174049458, 16348098916, 32696197832, 65392395664, 130784791328, 261569582656]

約数ペア:

[(1, 261569582656), (2, 130784791328), (4, 65392395664), (8, 32696197832), (16, 16348098916), (32, 8174049458), (64, 4087024729), (32503, 8047552), (65006, 4023776), (125743, 2080192), (130012, 2011888), (251486, 1040096), (260024, 1005944), (502972, 520048)]