256530208

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{23509}}^1$

素因数の和:23561

約数の個数: 48

約数和(自身を含む): 568753920

約数和(自身を除く): 312223712

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 124, 176, 248, 341, 352, 496, 682, 992, 1364, 2728, 5456, 10912, 23509, 47018, 94036, 188072, 258599, 376144, 517198, 728779, 752288, 1034396, 1457558, 2068792, 2915116, 4137584, 5830232, 8016569, 8275168, 11660464, 16033138, 23320928, 32066276, 64132552, 128265104, 256530208]

約数ペア:

[(1, 256530208), (2, 128265104), (4, 64132552), (8, 32066276), (11, 23320928), (16, 16033138), (22, 11660464), (31, 8275168), (32, 8016569), (44, 5830232), (62, 4137584), (88, 2915116), (124, 2068792), (176, 1457558), (248, 1034396), (341, 752288), (352, 728779), (496, 517198), (682, 376144), (992, 258599), (1364, 188072), (2728, 94036), (5456, 47018), (10912, 23509)]