128624648

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{2003}}^1$

素因数の和:2381

約数の個数: 32

約数和(自身を含む): 252504000

約数和(自身を除く): 123879352

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 349, 698, 1396, 2003, 2792, 4006, 8012, 8027, 16024, 16054, 32108, 46069, 64216, 92138, 184276, 368552, 699047, 1398094, 2796188, 5592376, 16078081, 32156162, 64312324, 128624648]

約数ペア:

[(1, 128624648), (2, 64312324), (4, 32156162), (8, 16078081), (23, 5592376), (46, 2796188), (92, 1398094), (184, 699047), (349, 368552), (698, 184276), (1396, 92138), (2003, 64216), (2792, 46069), (4006, 32108), (8012, 16054), (8027, 16024)]